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Commit ac06ca0c authored by Vladimir Bashkirtsev's avatar Vladimir Bashkirtsev
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Makefile 0 → 100644
View file @ ac06ca0c
all: sshd-service
tar xf openssh-7.5p1.tar.gz
install -v -m700 -d /var/lib/sshd
chown -v root:sys /var/lib/sshd
groupadd -g 50 sshd
useradd -c 'sshd PrivSep' -d /var/lib/sshd -g sshd -s /bin/false -u 50 sshd
patch -Np1 -d openssh-7.5p1 < openssh-7.5p1-openssl-1.1.0-1.patch
cd openssh-7.5p1 && ./configure --prefix=/usr --sysconfdir=/etc/ssh --with-md5-passwords --with-privsep-path=/var/lib/sshd
$(MAKE) -C openssh-7.5p1
# FIXME: openssh tests failure!
# $(MAKE) -C openssh-7.5p1 tests
$(MAKE) -C openssh-7.5p1 install
cd openssh-7.5p1 && install -v -m755 contrib/ssh-copy-id /usr/bin
cd openssh-7.5p1 && install -v -m644 contrib/ssh-copy-id.1 /usr/share/man/man1
install -v -m755 -d /usr/share/doc/openssh-7.5p1
cd openssh-7.5p1 && install -v -m644 INSTALL LICENCE OVERVIEW README* /usr/share/doc/openssh-7.5p1
@echo "$$SSHD_SERVICE" > /lib/systemd/system/sshd.service
ln -s /lib/systemd/system/sshd.service /etc/systemd/system/multi-user.target.wants/sshd.service
sed -i 's/#PermitRootLogin.*/PermitRootLogin yes/' /etc/ssh/sshd_config
sed -i 's/#PermitEmptyPasswords.*/PermitEmptyPasswords yes/' /etc/ssh/sshd_config
rm -rf openssh-7.5p1
sshd-service:
define SSHD_SERVICE
[Unit]
Description=OpenSSH Daemon
[Service]
ExecStart=/usr/sbin/sshd -D
ExecReload=/bin/kill -HUP $MAINPID
KillMode=process
Restart=always
[Install]
WantedBy=multi-user.target
endef
export SSHD_SERVICE
openssh-7.5p1-openssl-1.1.0-1.patch 0 → 100644
View file @ ac06ca0c
Submitted by: DJ Lucas (dj_AT_linuxfromscratch_DOT_org)
Date: 2017-05-07
Initial Package Version: 7.5p1
Upstream Status: Pending
Origin: https://git.archlinux.org/svntogit/packages.git/plain/trunk/openssl-1.1.0.patch?h=packages/openssh
https://src.fedoraproject.org/cgit/rpms/openssh.git/tree/openssh-7.3p1-openssl-1.1.0.patch
http://lists.mindrot.org/pipermail/openssh-unix-dev/2016-November/035454.html
Description: Fixes build issues with OpenSSL-1.1.0.
diff -Naurp openssh-7.5p1-orig/auth-pam.c openssh-7.5p1/auth-pam.c
--- openssh-7.5p1-orig/auth-pam.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/auth-pam.c 2017-05-06 10:15:03.857532074 -0500
@@ -129,6 +129,10 @@ extern u_int utmp_len;
typedef pthread_t sp_pthread_t;
#else
typedef pid_t sp_pthread_t;
+# define pthread_create(a, b, c, d) _ssh_compat_pthread_create(a, b, c, d)
+# define pthread_exit(a) _ssh_compat_pthread_exit(a)
+# define pthread_cancel(a) _ssh_compat_pthread_cancel(a)
+# define pthread_join(a, b) _ssh_compat_pthread_join(a, b)
#endif
struct pam_ctxt {
diff -Naurp openssh-7.5p1-orig/cipher-3des1.c openssh-7.5p1/cipher-3des1.c
--- openssh-7.5p1-orig/cipher-3des1.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/cipher-3des1.c 2017-05-06 10:15:03.857532074 -0500
@@ -44,7 +44,7 @@
*/
struct ssh1_3des_ctx
{
- EVP_CIPHER_CTX k1, k2, k3;
+ EVP_CIPHER_CTX *k1, *k2, *k3;
};
const EVP_CIPHER * evp_ssh1_3des(void);
@@ -65,7 +65,7 @@ ssh1_3des_init(EVP_CIPHER_CTX *ctx, cons
if (key == NULL)
return 1;
if (enc == -1)
- enc = ctx->encrypt;
+ enc = EVP_CIPHER_CTX_encrypting(ctx);
k1 = k2 = k3 = (u_char *) key;
k2 += 8;
if (EVP_CIPHER_CTX_key_length(ctx) >= 16+8) {
@@ -74,12 +74,17 @@ ssh1_3des_init(EVP_CIPHER_CTX *ctx, cons
else
k1 += 16;
}
- EVP_CIPHER_CTX_init(&c->k1);
- EVP_CIPHER_CTX_init(&c->k2);
- EVP_CIPHER_CTX_init(&c->k3);
- if (EVP_CipherInit(&c->k1, EVP_des_cbc(), k1, NULL, enc) == 0 ||
- EVP_CipherInit(&c->k2, EVP_des_cbc(), k2, NULL, !enc) == 0 ||
- EVP_CipherInit(&c->k3, EVP_des_cbc(), k3, NULL, enc) == 0) {
+ c->k1 = c->k2 = c->k3 = NULL;
+ c->k1 = EVP_CIPHER_CTX_new();
+ c->k2 = EVP_CIPHER_CTX_new();
+ c->k3 = EVP_CIPHER_CTX_new();
+ if (c->k1 == NULL || c->k2 == NULL || c->k3 == NULL ||
+ EVP_CipherInit(c->k1, EVP_des_cbc(), k1, NULL, enc) == 0 ||
+ EVP_CipherInit(c->k2, EVP_des_cbc(), k2, NULL, !enc) == 0 ||
+ EVP_CipherInit(c->k3, EVP_des_cbc(), k3, NULL, enc) == 0) {
+ EVP_CIPHER_CTX_free(c->k1);
+ EVP_CIPHER_CTX_free(c->k2);
+ EVP_CIPHER_CTX_free(c->k3);
explicit_bzero(c, sizeof(*c));
free(c);
EVP_CIPHER_CTX_set_app_data(ctx, NULL);
@@ -95,9 +100,9 @@ ssh1_3des_cbc(EVP_CIPHER_CTX *ctx, u_cha
if ((c = EVP_CIPHER_CTX_get_app_data(ctx)) == NULL)
return 0;
- if (EVP_Cipher(&c->k1, dest, (u_char *)src, len) == 0 ||
- EVP_Cipher(&c->k2, dest, dest, len) == 0 ||
- EVP_Cipher(&c->k3, dest, dest, len) == 0)
+ if (EVP_Cipher(c->k1, dest, (u_char *)src, len) == 0 ||
+ EVP_Cipher(c->k2, dest, dest, len) == 0 ||
+ EVP_Cipher(c->k3, dest, dest, len) == 0)
return 0;
return 1;
}
@@ -108,9 +113,9 @@ ssh1_3des_cleanup(EVP_CIPHER_CTX *ctx)
struct ssh1_3des_ctx *c;
if ((c = EVP_CIPHER_CTX_get_app_data(ctx)) != NULL) {
- EVP_CIPHER_CTX_cleanup(&c->k1);
- EVP_CIPHER_CTX_cleanup(&c->k2);
- EVP_CIPHER_CTX_cleanup(&c->k3);
+ EVP_CIPHER_CTX_free(c->k1);
+ EVP_CIPHER_CTX_free(c->k2);
+ EVP_CIPHER_CTX_free(c->k3);
explicit_bzero(c, sizeof(*c));
free(c);
EVP_CIPHER_CTX_set_app_data(ctx, NULL);
@@ -128,13 +133,13 @@ ssh1_3des_iv(EVP_CIPHER_CTX *evp, int do
if ((c = EVP_CIPHER_CTX_get_app_data(evp)) == NULL)
return SSH_ERR_INTERNAL_ERROR;
if (doset) {
- memcpy(c->k1.iv, iv, 8);
- memcpy(c->k2.iv, iv + 8, 8);
- memcpy(c->k3.iv, iv + 16, 8);
+ memcpy(EVP_CIPHER_CTX_iv_noconst(c->k1), iv, 8);
+ memcpy(EVP_CIPHER_CTX_iv_noconst(c->k2), iv + 8, 8);
+ memcpy(EVP_CIPHER_CTX_iv_noconst(c->k3), iv + 16, 8);
} else {
- memcpy(iv, c->k1.iv, 8);
- memcpy(iv + 8, c->k2.iv, 8);
- memcpy(iv + 16, c->k3.iv, 8);
+ memcpy(iv, EVP_CIPHER_CTX_iv(c->k1), 8);
+ memcpy(iv + 8, EVP_CIPHER_CTX_iv(c->k2), 8);
+ memcpy(iv + 16, EVP_CIPHER_CTX_iv(c->k3), 8);
}
return 0;
}
@@ -142,6 +147,7 @@ ssh1_3des_iv(EVP_CIPHER_CTX *evp, int do
const EVP_CIPHER *
evp_ssh1_3des(void)
{
+#if OPENSSL_VERSION_NUMBER < 0x10100000UL /*{*/
static EVP_CIPHER ssh1_3des;
memset(&ssh1_3des, 0, sizeof(ssh1_3des));
@@ -154,5 +160,15 @@ evp_ssh1_3des(void)
ssh1_3des.do_cipher = ssh1_3des_cbc;
ssh1_3des.flags = EVP_CIPH_CBC_MODE | EVP_CIPH_VARIABLE_LENGTH;
return &ssh1_3des;
+#else /*}{*/
+ static EVP_CIPHER *ssh1_3des_p;
+ ssh1_3des_p = EVP_CIPHER_meth_new(NID_undef, /*block_size*/8, /*key_len*/16); /*XXX check return*/
+ EVP_CIPHER_meth_set_iv_length(ssh1_3des_p, 0);
+ EVP_CIPHER_meth_set_init(ssh1_3des_p, ssh1_3des_init);
+ EVP_CIPHER_meth_set_cleanup(ssh1_3des_p, ssh1_3des_cleanup);
+ EVP_CIPHER_meth_set_do_cipher(ssh1_3des_p, ssh1_3des_cbc);
+ EVP_CIPHER_meth_set_flags(ssh1_3des_p, EVP_CIPH_CBC_MODE | EVP_CIPH_VARIABLE_LENGTH);
+ return ssh1_3des_p;
+#endif /*}*/
}
#endif /* WITH_SSH1 */
diff -Naurp openssh-7.5p1-orig/cipher-bf1.c openssh-7.5p1/cipher-bf1.c
--- openssh-7.5p1-orig/cipher-bf1.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/cipher-bf1.c 2017-05-06 10:15:03.857532074 -0500
@@ -29,6 +29,7 @@
#include <string.h>
#include <openssl/evp.h>
+#include <openssl/blowfish.h> /*BF_KEY*/
#include "openbsd-compat/openssl-compat.h"
@@ -89,17 +90,27 @@ bf_ssh1_cipher(EVP_CIPHER_CTX *ctx, u_ch
const EVP_CIPHER *
evp_ssh1_bf(void)
{
- static EVP_CIPHER ssh1_bf;
+ static EVP_CIPHER *ssh1_bfp;
- memcpy(&ssh1_bf, EVP_bf_cbc(), sizeof(EVP_CIPHER));
- orig_bf = ssh1_bf.do_cipher;
- ssh1_bf.nid = NID_undef;
+ ssh1_bfp = EVP_CIPHER_meth_new(NID_undef, /*block_size*/8, /*key_len*/32);
+
+ orig_bf = EVP_CIPHER_meth_get_do_cipher(EVP_bf_cbc());
#ifdef SSH_OLD_EVP
ssh1_bf.init = bf_ssh1_init;
#endif
- ssh1_bf.do_cipher = bf_ssh1_cipher;
- ssh1_bf.key_len = 32;
- return (&ssh1_bf);
+ EVP_CIPHER_meth_set_do_cipher(ssh1_bfp, bf_ssh1_cipher);
+
+ /* set remaining members... */
+ EVP_CIPHER_meth_set_iv_length(ssh1_bfp, 8);
+ EVP_CIPHER_meth_set_flags(ssh1_bfp, EVP_CIPH_VARIABLE_LENGTH | EVP_CIPH_CBC_MODE);
+ EVP_CIPHER_meth_set_init(ssh1_bfp, EVP_CIPHER_meth_get_init(EVP_bf_cbc()));
+ EVP_CIPHER_meth_set_cleanup(ssh1_bfp, EVP_CIPHER_meth_get_cleanup(EVP_bf_cbc()));
+ EVP_CIPHER_meth_set_impl_ctx_size(ssh1_bfp, /*sizeof(EVP_BF_KEY) == */sizeof(BF_KEY));
+ EVP_CIPHER_meth_set_set_asn1_params(ssh1_bfp, EVP_CIPHER_set_asn1_iv);
+ EVP_CIPHER_meth_set_get_asn1_params(ssh1_bfp, EVP_CIPHER_get_asn1_iv);
+ EVP_CIPHER_meth_set_ctrl(ssh1_bfp, NULL);
+ /*app_data = NULL*/
+ return (ssh1_bfp);
}
#endif /* defined(WITH_OPENSSL) && !defined(OPENSSL_NO_BF) */
diff -Naurp openssh-7.5p1-orig/cipher.c openssh-7.5p1/cipher.c
--- openssh-7.5p1-orig/cipher.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/cipher.c 2017-05-06 10:15:03.857532074 -0500
@@ -390,7 +390,10 @@ cipher_init(struct sshcipher_ctx **ccp,
goto out;
}
}
- if (EVP_CipherInit(cc->evp, NULL, (u_char *)key, NULL, -1) == 0) {
+ /* in OpenSSL 1.1.0, EVP_CipherInit clears all previous setups;
+ use EVP_CipherInit_ex for augmenting */
+ if (EVP_CipherInit_ex(cc->evp, NULL, NULL, (u_char *)key, NULL, -1) == 0)
+ {
ret = SSH_ERR_LIBCRYPTO_ERROR;
goto out;
}
@@ -625,7 +628,7 @@ cipher_get_keyiv(struct sshcipher_ctx *c
len, iv))
return SSH_ERR_LIBCRYPTO_ERROR;
} else
- memcpy(iv, cc->evp->iv, len);
+ memcpy(iv, EVP_CIPHER_CTX_iv(cc->evp), len);
break;
#endif
#ifdef WITH_SSH1
@@ -671,7 +674,7 @@ cipher_set_keyiv(struct sshcipher_ctx *c
EVP_CTRL_GCM_SET_IV_FIXED, -1, (void *)iv))
return SSH_ERR_LIBCRYPTO_ERROR;
} else
- memcpy(cc->evp->iv, iv, evplen);
+ memcpy(EVP_CIPHER_CTX_iv_noconst(cc->evp), iv, evplen); /*XXX using EVP_CIPHER_CTX_iv_noconst as LHS*/
break;
#endif
#ifdef WITH_SSH1
@@ -685,8 +688,13 @@ cipher_set_keyiv(struct sshcipher_ctx *c
}
#ifdef WITH_OPENSSL
-#define EVP_X_STATE(evp) (evp)->cipher_data
-#define EVP_X_STATE_LEN(evp) (evp)->cipher->ctx_size
+# if OPENSSL_VERSION_NUMBER >= 0x10100000UL
+#define EVP_X_STATE(evp) EVP_CIPHER_CTX_get_cipher_data(evp)
+#define EVP_X_STATE_LEN(evp) EVP_CIPHER_impl_ctx_size(EVP_CIPHER_CTX_cipher(evp))
+# else
+#define EVP_X_STATE(evp) (evp).cipher_data
+#define EVP_X_STATE_LEN(evp) (evp).cipher->ctx_size
+# endif
#endif
int
diff -Naurp openssh-7.5p1-orig/cipher.h openssh-7.5p1/cipher.h
--- openssh-7.5p1-orig/cipher.h 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/cipher.h 2017-05-06 10:15:03.857532074 -0500
@@ -63,7 +63,18 @@
#define CIPHER_DECRYPT 0
struct sshcipher;
+#if 0
+struct sshcipher_ctx {
+ int plaintext;
+ int encrypt;
+ EVP_CIPHER_CTX *evp;
+ struct chachapoly_ctx cp_ctx; /* XXX union with evp? */
+ struct aesctr_ctx ac_ctx; /* XXX union with evp? */
+ const struct sshcipher *cipher;
+};
+#else
struct sshcipher_ctx;
+#endif
u_int cipher_mask_ssh1(int);
const struct sshcipher *cipher_by_name(const char *);
diff -Naurp openssh-7.5p1-orig/dh.c openssh-7.5p1/dh.c
--- openssh-7.5p1-orig/dh.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/dh.c 2017-05-06 10:15:03.857532074 -0500
@@ -212,14 +212,15 @@ choose_dh(int min, int wantbits, int max
/* diffie-hellman-groupN-sha1 */
int
-dh_pub_is_valid(DH *dh, BIGNUM *dh_pub)
+dh_pub_is_valid(const DH *dh, const BIGNUM *dh_pub)
{
int i;
int n = BN_num_bits(dh_pub);
int bits_set = 0;
BIGNUM *tmp;
+ const BIGNUM *p;
- if (dh_pub->neg) {
+ if (BN_is_negative(dh_pub)) {
logit("invalid public DH value: negative");
return 0;
}
@@ -232,7 +233,8 @@ dh_pub_is_valid(DH *dh, BIGNUM *dh_pub)
error("%s: BN_new failed", __func__);
return 0;
}
- if (!BN_sub(tmp, dh->p, BN_value_one()) ||
+ DH_get0_pqg(dh, &p, NULL, NULL);
+ if (!BN_sub(tmp, p, BN_value_one()) ||
BN_cmp(dh_pub, tmp) != -1) { /* pub_exp > p-2 */
BN_clear_free(tmp);
logit("invalid public DH value: >= p-1");
@@ -243,14 +245,14 @@ dh_pub_is_valid(DH *dh, BIGNUM *dh_pub)
for (i = 0; i <= n; i++)
if (BN_is_bit_set(dh_pub, i))
bits_set++;
- debug2("bits set: %d/%d", bits_set, BN_num_bits(dh->p));
+ debug2("bits set: %d/%d", bits_set, BN_num_bits(p));
/*
* if g==2 and bits_set==1 then computing log_g(dh_pub) is trivial
*/
if (bits_set < 4) {
logit("invalid public DH value (%d/%d)",
- bits_set, BN_num_bits(dh->p));
+ bits_set, BN_num_bits(p));
return 0;
}
return 1;
@@ -260,9 +262,13 @@ int
dh_gen_key(DH *dh, int need)
{
int pbits;
+ const BIGNUM *p, *pub_key;
+ BIGNUM *priv_key;
- if (need < 0 || dh->p == NULL ||
- (pbits = BN_num_bits(dh->p)) <= 0 ||
+ DH_get0_pqg(dh, &p, NULL, NULL);
+
+ if (need < 0 || p == NULL ||
+ (pbits = BN_num_bits(p)) <= 0 ||
need > INT_MAX / 2 || 2 * need > pbits)
return SSH_ERR_INVALID_ARGUMENT;
if (need < 256)
@@ -271,10 +277,13 @@ dh_gen_key(DH *dh, int need)
* Pollard Rho, Big step/Little Step attacks are O(sqrt(n)),
* so double requested need here.
*/
- dh->length = MINIMUM(need * 2, pbits - 1);
- if (DH_generate_key(dh) == 0 ||
- !dh_pub_is_valid(dh, dh->pub_key)) {
- BN_clear_free(dh->priv_key);
+ DH_set_length(dh, MIN(need * 2, pbits - 1));
+ if (DH_generate_key(dh) == 0) {
+ return SSH_ERR_LIBCRYPTO_ERROR;
+ }
+ DH_get0_key(dh, &pub_key, &priv_key);
+ if (!dh_pub_is_valid(dh, pub_key)) {
+ BN_clear(priv_key);
return SSH_ERR_LIBCRYPTO_ERROR;
}
return 0;
@@ -283,16 +292,27 @@ dh_gen_key(DH *dh, int need)
DH *
dh_new_group_asc(const char *gen, const char *modulus)
{
- DH *dh;
+ DH *dh = NULL;
+ BIGNUM *p=NULL, *g=NULL;
- if ((dh = DH_new()) == NULL)
- return NULL;
- if (BN_hex2bn(&dh->p, modulus) == 0 ||
- BN_hex2bn(&dh->g, gen) == 0) {
- DH_free(dh);
- return NULL;
+ if ((dh = DH_new()) == NULL ||
+ (p = BN_new()) == NULL ||
+ (g = BN_new()) == NULL)
+ goto null;
+ if (BN_hex2bn(&p, modulus) == 0 ||
+ BN_hex2bn(&g, gen) == 0) {
+ goto null;
}
+ if (DH_set0_pqg(dh, p, NULL, g) == 0) {
+ goto null;
+ }
+ p = g = NULL;
return (dh);
+null:
+ BN_free(p);
+ BN_free(g);
+ DH_free(dh);
+ return NULL;
}
/*
@@ -307,8 +327,8 @@ dh_new_group(BIGNUM *gen, BIGNUM *modulu
if ((dh = DH_new()) == NULL)
return NULL;
- dh->p = modulus;
- dh->g = gen;
+ if (DH_set0_pqg(dh, modulus, NULL, gen) == 0)
+ return NULL;
return (dh);
}
diff -Naurp openssh-7.5p1-orig/dh.h openssh-7.5p1/dh.h
--- openssh-7.5p1-orig/dh.h 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/dh.h 2017-05-06 10:15:03.857532074 -0500
@@ -42,7 +42,7 @@ DH *dh_new_group18(void);
DH *dh_new_group_fallback(int);
int dh_gen_key(DH *, int);
-int dh_pub_is_valid(DH *, BIGNUM *);
+int dh_pub_is_valid(const DH *, const BIGNUM *);
u_int dh_estimate(int);
diff -Naurp openssh-7.5p1-orig/digest-openssl.c openssh-7.5p1/digest-openssl.c
--- openssh-7.5p1-orig/digest-openssl.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/digest-openssl.c 2017-05-06 10:15:03.857532074 -0500
@@ -43,7 +43,7 @@
struct ssh_digest_ctx {
int alg;
- EVP_MD_CTX mdctx;
+ EVP_MD_CTX *mdctx;
};
struct ssh_digest {
@@ -107,20 +107,21 @@ ssh_digest_bytes(int alg)
size_t
ssh_digest_blocksize(struct ssh_digest_ctx *ctx)
{
- return EVP_MD_CTX_block_size(&ctx->mdctx);
+ return EVP_MD_CTX_block_size(ctx->mdctx);
}
struct ssh_digest_ctx *
ssh_digest_start(int alg)
{
const struct ssh_digest *digest = ssh_digest_by_alg(alg);
- struct ssh_digest_ctx *ret;
+ struct ssh_digest_ctx *ret = NULL;
if (digest == NULL || ((ret = calloc(1, sizeof(*ret))) == NULL))
return NULL;
ret->alg = alg;
- EVP_MD_CTX_init(&ret->mdctx);
- if (EVP_DigestInit_ex(&ret->mdctx, digest->mdfunc(), NULL) != 1) {
+ if ((ret->mdctx = EVP_MD_CTX_new()) == NULL ||
+ EVP_DigestInit_ex(ret->mdctx, digest->mdfunc(), NULL) != 1) {
+ EVP_MD_CTX_free(ret->mdctx);
free(ret);
return NULL;
}
@@ -133,7 +134,7 @@ ssh_digest_copy_state(struct ssh_digest_
if (from->alg != to->alg)
return SSH_ERR_INVALID_ARGUMENT;
/* we have bcopy-style order while openssl has memcpy-style */
- if (!EVP_MD_CTX_copy_ex(&to->mdctx, &from->mdctx))
+ if (!EVP_MD_CTX_copy_ex(to->mdctx, from->mdctx))
return SSH_ERR_LIBCRYPTO_ERROR;
return 0;
}
@@ -141,7 +142,7 @@ ssh_digest_copy_state(struct ssh_digest_
int
ssh_digest_update(struct ssh_digest_ctx *ctx, const void *m, size_t mlen)
{
- if (EVP_DigestUpdate(&ctx->mdctx, m, mlen) != 1)
+ if (EVP_DigestUpdate(ctx->mdctx, m, mlen) != 1)
return SSH_ERR_LIBCRYPTO_ERROR;
return 0;
}
@@ -162,7 +163,7 @@ ssh_digest_final(struct ssh_digest_ctx *
return SSH_ERR_INVALID_ARGUMENT;
if (dlen < digest->digest_len) /* No truncation allowed */
return SSH_ERR_INVALID_ARGUMENT;
- if (EVP_DigestFinal_ex(&ctx->mdctx, d, &l) != 1)
+ if (EVP_DigestFinal_ex(ctx->mdctx, d, &l) != 1)
return SSH_ERR_LIBCRYPTO_ERROR;
if (l != digest->digest_len) /* sanity */
return SSH_ERR_INTERNAL_ERROR;
@@ -173,7 +174,7 @@ void
ssh_digest_free(struct ssh_digest_ctx *ctx)
{
if (ctx != NULL) {
- EVP_MD_CTX_cleanup(&ctx->mdctx);
+ EVP_MD_CTX_free(ctx->mdctx);
explicit_bzero(ctx, sizeof(*ctx));
free(ctx);
}
diff -Naurp openssh-7.5p1-orig/kexdhc.c openssh-7.5p1/kexdhc.c
--- openssh-7.5p1-orig/kexdhc.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/kexdhc.c 2017-05-06 10:15:03.857532074 -0500
@@ -81,11 +81,16 @@ kexdh_client(struct ssh *ssh)
goto out;
}
debug("sending SSH2_MSG_KEXDH_INIT");
- if ((r = dh_gen_key(kex->dh, kex->we_need * 8)) != 0 ||
- (r = sshpkt_start(ssh, SSH2_MSG_KEXDH_INIT)) != 0 ||
- (r = sshpkt_put_bignum2(ssh, kex->dh->pub_key)) != 0 ||
+ {
+ const BIGNUM *pub_key;
+ if ((r = dh_gen_key(kex->dh, kex->we_need * 8)) != 0)
+ goto out;
+ DH_get0_key(kex->dh, &pub_key, NULL);
+ if ((r = sshpkt_start(ssh, SSH2_MSG_KEXDH_INIT)) != 0 ||
+ (r = sshpkt_put_bignum2(ssh, pub_key)) != 0 ||
(r = sshpkt_send(ssh)) != 0)
goto out;
+ }
#ifdef DEBUG_KEXDH
DHparams_print_fp(stderr, kex->dh);
fprintf(stderr, "pub= ");
@@ -170,6 +175,9 @@ input_kex_dh(int type, u_int32_t seq, vo
/* calc and verify H */
hashlen = sizeof(hash);
+ {
+ const BIGNUM *pub_key;
+ DH_get0_key(kex->dh, &pub_key, NULL);
if ((r = kex_dh_hash(
kex->hash_alg,
kex->client_version_string,
@@ -177,11 +185,13 @@ input_kex_dh(int type, u_int32_t seq, vo
sshbuf_ptr(kex->my), sshbuf_len(kex->my),
sshbuf_ptr(kex->peer), sshbuf_len(kex->peer),
server_host_key_blob, sbloblen,
- kex->dh->pub_key,
+ pub_key,
dh_server_pub,
shared_secret,
- hash, &hashlen)) != 0)
+ hash, &hashlen)) != 0) {
goto out;
+ }
+ }
if ((r = sshkey_verify(server_host_key, signature, slen, hash, hashlen,
ssh->compat)) != 0)
diff -Naurp openssh-7.5p1-orig/kexdhs.c openssh-7.5p1/kexdhs.c
--- openssh-7.5p1-orig/kexdhs.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/kexdhs.c 2017-05-06 10:15:03.857532074 -0500
@@ -87,6 +87,10 @@ kexdh_server(struct ssh *ssh)
ssh_dispatch_set(ssh, SSH2_MSG_KEXDH_INIT, &input_kex_dh_init);
r = 0;
out:
+ if (r != 0) {
+ if (kex->dh) DH_free(kex->dh);
+ kex->dh = NULL;
+ }
return r;
}
@@ -164,6 +168,9 @@ input_kex_dh_init(int type, u_int32_t se
goto out;
/* calc H */
hashlen = sizeof(hash);
+ {
+ const BIGNUM *pub_key;
+ DH_get0_key(kex->dh, &pub_key, NULL);
if ((r = kex_dh_hash(
kex->hash_alg,
kex->client_version_string,
@@ -172,10 +179,12 @@ input_kex_dh_init(int type, u_int32_t se
sshbuf_ptr(kex->my), sshbuf_len(kex->my),
server_host_key_blob, sbloblen,
dh_client_pub,
- kex->dh->pub_key,
+ pub_key,
shared_secret,
- hash, &hashlen)) != 0)
+ hash, &hashlen)) != 0) {
goto out;
+ }
+ }
/* save session id := H */
if (kex->session_id == NULL) {
@@ -196,12 +205,17 @@ input_kex_dh_init(int type, u_int32_t se
/* destroy_sensitive_data(); */
/* send server hostkey, DH pubkey 'f' and singed H */
+ {
+ const BIGNUM *pub_key;
+ DH_get0_key(kex->dh, &pub_key, NULL);
if ((r = sshpkt_start(ssh, SSH2_MSG_KEXDH_REPLY)) != 0 ||
(r = sshpkt_put_string(ssh, server_host_key_blob, sbloblen)) != 0 ||
- (r = sshpkt_put_bignum2(ssh, kex->dh->pub_key)) != 0 || /* f */
+ (r = sshpkt_put_bignum2(ssh, pub_key)) != 0 || /* f */
(r = sshpkt_put_string(ssh, signature, slen)) != 0 ||
- (r = sshpkt_send(ssh)) != 0)
+ (r = sshpkt_send(ssh)) != 0) {
goto out;
+ }
+ }
if ((r = kex_derive_keys_bn(ssh, hash, hashlen, shared_secret)) == 0)
r = kex_send_newkeys(ssh);
diff -Naurp openssh-7.5p1-orig/kexgexc.c openssh-7.5p1/kexgexc.c
--- openssh-7.5p1-orig/kexgexc.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/kexgexc.c 2017-05-06 10:15:03.857532074 -0500
@@ -119,11 +119,17 @@ input_kex_dh_gex_group(int type, u_int32
p = g = NULL; /* belong to kex->dh now */
/* generate and send 'e', client DH public key */
- if ((r = dh_gen_key(kex->dh, kex->we_need * 8)) != 0 ||
- (r = sshpkt_start(ssh, SSH2_MSG_KEX_DH_GEX_INIT)) != 0 ||
- (r = sshpkt_put_bignum2(ssh, kex->dh->pub_key)) != 0 ||
- (r = sshpkt_send(ssh)) != 0)
+ {
+ const BIGNUM *pub_key;
+ if ((r = dh_gen_key(kex->dh, kex->we_need * 8)) != 0)
+ goto out;
+ DH_get0_key(kex->dh, &pub_key, NULL);
+ if ((r = sshpkt_start(ssh, SSH2_MSG_KEX_DH_GEX_INIT)) != 0 ||
+ (r = sshpkt_put_bignum2(ssh, pub_key)) != 0 ||
+ (r = sshpkt_send(ssh)) != 0) {
goto out;
+ }
+ }
debug("SSH2_MSG_KEX_DH_GEX_INIT sent");
#ifdef DEBUG_KEXDH
DHparams_print_fp(stderr, kex->dh);
@@ -135,10 +141,12 @@ input_kex_dh_gex_group(int type, u_int32
ssh_dispatch_set(ssh, SSH2_MSG_KEX_DH_GEX_REPLY, &input_kex_dh_gex_reply);
r = 0;
out:
- if (p)
+ if (r != 0) {
BN_clear_free(p);
- if (g)
BN_clear_free(g);
+ DH_free(kex->dh);
+ kex->dh = NULL;
+ }
return r;
}
@@ -220,6 +228,10 @@ input_kex_dh_gex_reply(int type, u_int32
/* calc and verify H */
hashlen = sizeof(hash);
+ {
+ const BIGNUM *p, *g, *pub_key;
+ DH_get0_pqg(kex->dh, &p, NULL, &g);
+ DH_get0_key(kex->dh, &pub_key, NULL);
if ((r = kexgex_hash(
kex->hash_alg,
kex->client_version_string,
@@ -228,12 +240,14 @@ input_kex_dh_gex_reply(int type, u_int32
sshbuf_ptr(kex->peer), sshbuf_len(kex->peer),
server_host_key_blob, sbloblen,
kex->min, kex->nbits, kex->max,
- kex->dh->p, kex->dh->g,
- kex->dh->pub_key,
+ p, g,
+ pub_key,
dh_server_pub,
shared_secret,
- hash, &hashlen)) != 0)
+ hash, &hashlen)) != 0) {
goto out;
+ }
+ }
if ((r = sshkey_verify(server_host_key, signature, slen, hash,
hashlen, ssh->compat)) != 0)
diff -Naurp openssh-7.5p1-orig/kexgexs.c openssh-7.5p1/kexgexs.c
--- openssh-7.5p1-orig/kexgexs.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/kexgexs.c 2017-05-06 10:15:03.857532074 -0500
@@ -102,11 +102,16 @@ input_kex_dh_gex_request(int type, u_int
goto out;
}
debug("SSH2_MSG_KEX_DH_GEX_GROUP sent");
+ {
+ const BIGNUM *p, *g;
+ DH_get0_pqg(kex->dh, &p, NULL, &g);
if ((r = sshpkt_start(ssh, SSH2_MSG_KEX_DH_GEX_GROUP)) != 0 ||
- (r = sshpkt_put_bignum2(ssh, kex->dh->p)) != 0 ||
- (r = sshpkt_put_bignum2(ssh, kex->dh->g)) != 0 ||
- (r = sshpkt_send(ssh)) != 0)
+ (r = sshpkt_put_bignum2(ssh, p)) != 0 ||
+ (r = sshpkt_put_bignum2(ssh, g)) != 0 ||
+ (r = sshpkt_send(ssh)) != 0) {
goto out;
+ }
+ }
/* Compute our exchange value in parallel with the client */
if ((r = dh_gen_key(kex->dh, kex->we_need * 8)) != 0)
@@ -116,6 +121,10 @@ input_kex_dh_gex_request(int type, u_int
ssh_dispatch_set(ssh, SSH2_MSG_KEX_DH_GEX_INIT, &input_kex_dh_gex_init);
r = 0;
out:
+ if (r != 0) {
+ DH_free(kex->dh);
+ kex->dh = NULL;
+ }
return r;
}
@@ -193,6 +202,10 @@ input_kex_dh_gex_init(int type, u_int32_
goto out;
/* calc H */
hashlen = sizeof(hash);
+ {
+ const BIGNUM *p, *g, *pub_key;
+ DH_get0_pqg(kex->dh, &p, NULL, &g);
+ DH_get0_key(kex->dh, &pub_key, NULL);
if ((r = kexgex_hash(
kex->hash_alg,
kex->client_version_string,
@@ -201,12 +214,14 @@ input_kex_dh_gex_init(int type, u_int32_
sshbuf_ptr(kex->my), sshbuf_len(kex->my),
server_host_key_blob, sbloblen,
kex->min, kex->nbits, kex->max,
- kex->dh->p, kex->dh->g,
+ p, g,
dh_client_pub,
- kex->dh->pub_key,
+ pub_key,
shared_secret,
- hash, &hashlen)) != 0)
+ hash, &hashlen)) != 0) {
goto out;
+ }
+ }
/* save session id := H */
if (kex->session_id == NULL) {
@@ -227,12 +242,17 @@ input_kex_dh_gex_init(int type, u_int32_
/* destroy_sensitive_data(); */
/* send server hostkey, DH pubkey 'f' and singed H */
+ {
+ const BIGNUM *pub_key;
+ DH_get0_key(kex->dh, &pub_key, NULL);
if ((r = sshpkt_start(ssh, SSH2_MSG_KEX_DH_GEX_REPLY)) != 0 ||
(r = sshpkt_put_string(ssh, server_host_key_blob, sbloblen)) != 0 ||
- (r = sshpkt_put_bignum2(ssh, kex->dh->pub_key)) != 0 || /* f */
+ (r = sshpkt_put_bignum2(ssh, pub_key)) != 0 || /* f */
(r = sshpkt_put_string(ssh, signature, slen)) != 0 ||
- (r = sshpkt_send(ssh)) != 0)
+ (r = sshpkt_send(ssh)) != 0) {
goto out;
+ }
+ }
if ((r = kex_derive_keys_bn(ssh, hash, hashlen, shared_secret)) == 0)
r = kex_send_newkeys(ssh);
diff -Naurp openssh-7.5p1-orig/monitor.c openssh-7.5p1/monitor.c
--- openssh-7.5p1-orig/monitor.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/monitor.c 2017-05-06 10:15:03.857532074 -0500
@@ -580,10 +580,12 @@ mm_answer_moduli(int sock, Buffer *m)
buffer_put_char(m, 0);
return (0);
} else {
+ const BIGNUM *p, *g;
+ DH_get0_pqg(dh, &p, NULL, &g);
/* Send first bignum */
buffer_put_char(m, 1);
- buffer_put_bignum2(m, dh->p);
- buffer_put_bignum2(m, dh->g);
+ buffer_put_bignum2(m, p);
+ buffer_put_bignum2(m, g);
DH_free(dh);
}
diff -Naurp openssh-7.5p1-orig/openbsd-compat/openssl-compat.c openssh-7.5p1/openbsd-compat/openssl-compat.c
--- openssh-7.5p1-orig/openbsd-compat/openssl-compat.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/openbsd-compat/openssl-compat.c 2017-05-06 10:15:03.857532074 -0500
@@ -75,7 +75,6 @@ ssh_OpenSSL_add_all_algorithms(void)
/* Enable use of crypto hardware */
ENGINE_load_builtin_engines();
ENGINE_register_all_complete();
- OPENSSL_config(NULL);
}
#endif
diff -Naurp openssh-7.5p1-orig/regress/unittests/sshkey/test_file.c openssh-7.5p1/regress/unittests/sshkey/test_file.c
--- openssh-7.5p1-orig/regress/unittests/sshkey/test_file.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/regress/unittests/sshkey/test_file.c 2017-05-06 10:15:03.857532074 -0500
@@ -109,9 +109,14 @@ sshkey_file_tests(void)
a = load_bignum("rsa_1.param.n");
b = load_bignum("rsa_1.param.p");
c = load_bignum("rsa_1.param.q");
- ASSERT_BIGNUM_EQ(k1->rsa->n, a);
- ASSERT_BIGNUM_EQ(k1->rsa->p, b);
- ASSERT_BIGNUM_EQ(k1->rsa->q, c);
+ {
+ const BIGNUM *n, *p, *q;
+ RSA_get0_key(k1->rsa, &n, NULL, NULL);
+ RSA_get0_factors(k1->rsa, &p, &q);
+ ASSERT_BIGNUM_EQ(n, a);
+ ASSERT_BIGNUM_EQ(p, b);
+ ASSERT_BIGNUM_EQ(q, c);
+ }
BN_free(a);
BN_free(b);
BN_free(c);
@@ -200,9 +205,14 @@ sshkey_file_tests(void)
a = load_bignum("dsa_1.param.g");
b = load_bignum("dsa_1.param.priv");
c = load_bignum("dsa_1.param.pub");
- ASSERT_BIGNUM_EQ(k1->dsa->g, a);
- ASSERT_BIGNUM_EQ(k1->dsa->priv_key, b);
- ASSERT_BIGNUM_EQ(k1->dsa->pub_key, c);
+ {
+ const BIGNUM *g, *priv_key, *pub_key;
+ DSA_get0_pqg(k1->dsa, NULL, NULL, &g);
+ DSA_get0_key(k1->dsa, &pub_key, &priv_key);
+ ASSERT_BIGNUM_EQ(g, a);
+ ASSERT_BIGNUM_EQ(priv_key, b);
+ ASSERT_BIGNUM_EQ(pub_key, c);
+ }
BN_free(a);
BN_free(b);
BN_free(c);
diff -Naurp openssh-7.5p1-orig/regress/unittests/sshkey/test_sshkey.c openssh-7.5p1/regress/unittests/sshkey/test_sshkey.c
--- openssh-7.5p1-orig/regress/unittests/sshkey/test_sshkey.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/regress/unittests/sshkey/test_sshkey.c 2017-05-06 10:15:03.857532074 -0500
@@ -197,9 +197,14 @@ sshkey_tests(void)
k1 = sshkey_new(KEY_RSA1);
ASSERT_PTR_NE(k1, NULL);
ASSERT_PTR_NE(k1->rsa, NULL);
- ASSERT_PTR_NE(k1->rsa->n, NULL);
- ASSERT_PTR_NE(k1->rsa->e, NULL);
- ASSERT_PTR_EQ(k1->rsa->p, NULL);
+ {
+ const BIGNUM *n, *e, *p;
+ RSA_get0_key(k1->rsa, &n, &e, NULL);
+ RSA_get0_factors(k1->rsa, &p, NULL);
+ ASSERT_PTR_NE(n, NULL);
+ ASSERT_PTR_NE(e, NULL);
+ ASSERT_PTR_EQ(p, NULL);
+ }
sshkey_free(k1);
TEST_DONE();
@@ -207,9 +212,14 @@ sshkey_tests(void)
k1 = sshkey_new(KEY_RSA);
ASSERT_PTR_NE(k1, NULL);
ASSERT_PTR_NE(k1->rsa, NULL);
- ASSERT_PTR_NE(k1->rsa->n, NULL);
- ASSERT_PTR_NE(k1->rsa->e, NULL);
- ASSERT_PTR_EQ(k1->rsa->p, NULL);
+ {
+ const BIGNUM *n, *e, *p;
+ RSA_get0_key(k1->rsa, &n, &e, NULL);
+ RSA_get0_factors(k1->rsa, &p, NULL);
+ ASSERT_PTR_NE(n, NULL);
+ ASSERT_PTR_NE(e, NULL);
+ ASSERT_PTR_EQ(p, NULL);
+ }
sshkey_free(k1);
TEST_DONE();
@@ -217,8 +227,13 @@ sshkey_tests(void)
k1 = sshkey_new(KEY_DSA);
ASSERT_PTR_NE(k1, NULL);
ASSERT_PTR_NE(k1->dsa, NULL);
- ASSERT_PTR_NE(k1->dsa->g, NULL);
- ASSERT_PTR_EQ(k1->dsa->priv_key, NULL);
+ {
+ const BIGNUM *g, *priv_key;
+ DSA_get0_pqg(k1->dsa, NULL, NULL, &g);
+ DSA_get0_key(k1->dsa, NULL, &priv_key);
+ ASSERT_PTR_NE(g, NULL);
+ ASSERT_PTR_EQ(priv_key, NULL);
+ }
sshkey_free(k1);
TEST_DONE();
@@ -244,9 +259,14 @@ sshkey_tests(void)
k1 = sshkey_new_private(KEY_RSA);
ASSERT_PTR_NE(k1, NULL);
ASSERT_PTR_NE(k1->rsa, NULL);
- ASSERT_PTR_NE(k1->rsa->n, NULL);
- ASSERT_PTR_NE(k1->rsa->e, NULL);
- ASSERT_PTR_NE(k1->rsa->p, NULL);
+ {
+ const BIGNUM *n, *e, *p;
+ RSA_get0_key(k1->rsa, &n, &e, NULL);
+ RSA_get0_factors(k1->rsa, &p, NULL);
+ ASSERT_PTR_NE(n, NULL);
+ ASSERT_PTR_NE(e, NULL);
+ ASSERT_PTR_NE(p, NULL);
+ }
ASSERT_INT_EQ(sshkey_add_private(k1), 0);
sshkey_free(k1);
TEST_DONE();
@@ -255,8 +275,13 @@ sshkey_tests(void)
k1 = sshkey_new_private(KEY_DSA);
ASSERT_PTR_NE(k1, NULL);
ASSERT_PTR_NE(k1->dsa, NULL);
- ASSERT_PTR_NE(k1->dsa->g, NULL);
- ASSERT_PTR_NE(k1->dsa->priv_key, NULL);
+ {
+ const BIGNUM *g, *priv_key;
+ DSA_get0_pqg(k1->dsa, NULL, NULL, &g);
+ DSA_get0_key(k1->dsa, NULL, &priv_key);
+ ASSERT_PTR_NE(g, NULL);
+ ASSERT_PTR_NE(priv_key, NULL);
+ }
ASSERT_INT_EQ(sshkey_add_private(k1), 0);
sshkey_free(k1);
TEST_DONE();
@@ -295,18 +320,28 @@ sshkey_tests(void)
ASSERT_INT_EQ(sshkey_generate(KEY_RSA, 1024, &kr), 0);
ASSERT_PTR_NE(kr, NULL);
ASSERT_PTR_NE(kr->rsa, NULL);
- ASSERT_PTR_NE(kr->rsa->n, NULL);
- ASSERT_PTR_NE(kr->rsa->e, NULL);
- ASSERT_PTR_NE(kr->rsa->p, NULL);
- ASSERT_INT_EQ(BN_num_bits(kr->rsa->n), 1024);
+ {
+ const BIGNUM *n, *e, *p;
+ RSA_get0_key(kr->rsa, &n, &e, NULL);
+ RSA_get0_factors(kr->rsa, &p, NULL);
+ ASSERT_PTR_NE(n, NULL);
+ ASSERT_PTR_NE(e, NULL);
+ ASSERT_PTR_NE(p, NULL);
+ ASSERT_INT_EQ(BN_num_bits(n), 1024);
+ }
TEST_DONE();
TEST_START("generate KEY_DSA");
ASSERT_INT_EQ(sshkey_generate(KEY_DSA, 1024, &kd), 0);
ASSERT_PTR_NE(kd, NULL);
ASSERT_PTR_NE(kd->dsa, NULL);
- ASSERT_PTR_NE(kd->dsa->g, NULL);
- ASSERT_PTR_NE(kd->dsa->priv_key, NULL);
+ {
+ const BIGNUM *g, *priv_key;
+ DSA_get0_pqg(kd->dsa, NULL, NULL, &g);
+ DSA_get0_key(kd->dsa, NULL, &priv_key);
+ ASSERT_PTR_NE(g, NULL);
+ ASSERT_PTR_NE(priv_key, NULL);
+ }
TEST_DONE();
#ifdef OPENSSL_HAS_ECC
@@ -333,9 +368,14 @@ sshkey_tests(void)
ASSERT_PTR_NE(kr, k1);
ASSERT_INT_EQ(k1->type, KEY_RSA);
ASSERT_PTR_NE(k1->rsa, NULL);
- ASSERT_PTR_NE(k1->rsa->n, NULL);
- ASSERT_PTR_NE(k1->rsa->e, NULL);
- ASSERT_PTR_EQ(k1->rsa->p, NULL);
+ {
+ const BIGNUM *n, *e, *p;
+ RSA_get0_key(k1->rsa, &n, &e, NULL);
+ RSA_get0_factors(k1->rsa, &p, NULL);
+ ASSERT_PTR_NE(n, NULL);
+ ASSERT_PTR_NE(e, NULL);
+ ASSERT_PTR_EQ(p, NULL);
+ }
TEST_DONE();
TEST_START("equal KEY_RSA/demoted KEY_RSA");
@@ -349,8 +389,13 @@ sshkey_tests(void)
ASSERT_PTR_NE(kd, k1);
ASSERT_INT_EQ(k1->type, KEY_DSA);
ASSERT_PTR_NE(k1->dsa, NULL);
- ASSERT_PTR_NE(k1->dsa->g, NULL);
- ASSERT_PTR_EQ(k1->dsa->priv_key, NULL);
+ {
+ const BIGNUM *g, *priv_key;
+ DSA_get0_pqg(k1->dsa, NULL, NULL, &g);
+ DSA_get0_key(k1->dsa, NULL, &priv_key);
+ ASSERT_PTR_NE(g, NULL);
+ ASSERT_PTR_EQ(priv_key, NULL);
+ }
TEST_DONE();
TEST_START("equal KEY_DSA/demoted KEY_DSA");
diff -Naurp openssh-7.5p1-orig/rsa.c openssh-7.5p1/rsa.c
--- openssh-7.5p1-orig/rsa.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/rsa.c 2017-05-06 10:15:03.857532074 -0500
@@ -76,11 +76,14 @@ rsa_public_encrypt(BIGNUM *out, BIGNUM *
{
u_char *inbuf = NULL, *outbuf = NULL;
int len, ilen, olen, r = SSH_ERR_INTERNAL_ERROR;
+ const BIGNUM *e, *n;
- if (BN_num_bits(key->e) < 2 || !BN_is_odd(key->e))
+ RSA_get0_key(key, &n, &e, NULL);
+
+ if (BN_num_bits(e) < 2 || !BN_is_odd(e))
return SSH_ERR_INVALID_ARGUMENT;
- olen = BN_num_bytes(key->n);
+ olen = BN_num_bytes(n);
if ((outbuf = malloc(olen)) == NULL) {
r = SSH_ERR_ALLOC_FAIL;
goto out;
@@ -123,7 +126,7 @@ rsa_private_decrypt(BIGNUM *out, BIGNUM
u_char *inbuf = NULL, *outbuf = NULL;
int len, ilen, olen, r = SSH_ERR_INTERNAL_ERROR;
- olen = BN_num_bytes(key->n);
+ olen = RSA_size(key);
if ((outbuf = malloc(olen)) == NULL) {
r = SSH_ERR_ALLOC_FAIL;
goto out;
@@ -172,13 +175,27 @@ rsa_generate_additional_parameters(RSA *
goto out;
}
- if ((BN_sub(aux, rsa->q, BN_value_one()) == 0) ||
- (BN_mod(rsa->dmq1, rsa->d, aux, ctx) == 0) ||
- (BN_sub(aux, rsa->p, BN_value_one()) == 0) ||
- (BN_mod(rsa->dmp1, rsa->d, aux, ctx) == 0)) {
+ {
+ const BIGNUM *q, *d, *p;
+ BIGNUM *dmq1=NULL, *dmp1=NULL;
+ if ((dmq1 = BN_new()) == NULL ||
+ (dmp1 = BN_new()) == NULL ) {
+ r = SSH_ERR_ALLOC_FAIL;
+ goto out;
+ }
+ RSA_get0_key(rsa, NULL, NULL, &d);
+ RSA_get0_factors(rsa, &p, &q);
+ if ((BN_sub(aux, q, BN_value_one()) == 0) ||
+ (BN_mod(dmq1, d, aux, ctx) == 0) ||
+ (BN_sub(aux, p, BN_value_one()) == 0) ||
+ (BN_mod(dmp1, d, aux, ctx) == 0) ||
+ RSA_set0_crt_params(rsa, dmp1, dmq1, NULL) == 0) {
r = SSH_ERR_LIBCRYPTO_ERROR;
+ BN_clear_free(dmp1);
+ BN_clear_free(dmq1);
goto out;
}
+ }
r = 0;
out:
BN_clear_free(aux);
diff -Naurp openssh-7.5p1-orig/ssh-dss.c openssh-7.5p1/ssh-dss.c
--- openssh-7.5p1-orig/ssh-dss.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/ssh-dss.c 2017-05-06 10:15:03.860865386 -0500
@@ -53,6 +53,7 @@ ssh_dss_sign(const struct sshkey *key, u
DSA_SIG *sig = NULL;
u_char digest[SSH_DIGEST_MAX_LENGTH], sigblob[SIGBLOB_LEN];
size_t rlen, slen, len, dlen = ssh_digest_bytes(SSH_DIGEST_SHA1);
+ const BIGNUM *r, *s;
struct sshbuf *b = NULL;
int ret = SSH_ERR_INVALID_ARGUMENT;
@@ -76,15 +77,16 @@ ssh_dss_sign(const struct sshkey *key, u
goto out;
}
- rlen = BN_num_bytes(sig->r);
- slen = BN_num_bytes(sig->s);
+ DSA_SIG_get0(sig, &r, &s);
+ rlen = BN_num_bytes(r);
+ slen = BN_num_bytes(s);
if (rlen > INTBLOB_LEN || slen > INTBLOB_LEN) {
ret = SSH_ERR_INTERNAL_ERROR;
goto out;
}
explicit_bzero(sigblob, SIGBLOB_LEN);
- BN_bn2bin(sig->r, sigblob + SIGBLOB_LEN - INTBLOB_LEN - rlen);
- BN_bn2bin(sig->s, sigblob + SIGBLOB_LEN - slen);
+ BN_bn2bin(r, sigblob + SIGBLOB_LEN - INTBLOB_LEN - rlen);
+ BN_bn2bin(s, sigblob + SIGBLOB_LEN - slen);
if (compat & SSH_BUG_SIGBLOB) {
if (sigp != NULL) {
@@ -176,17 +178,26 @@ ssh_dss_verify(const struct sshkey *key,
}
/* parse signature */
+ {
+ BIGNUM *r=NULL, *s=NULL;
if ((sig = DSA_SIG_new()) == NULL ||
- (sig->r = BN_new()) == NULL ||
- (sig->s = BN_new()) == NULL) {
+ (r = BN_new()) == NULL ||
+ (s = BN_new()) == NULL) {
ret = SSH_ERR_ALLOC_FAIL;
+ BN_free(r);
+ BN_free(s);
goto out;
}
- if ((BN_bin2bn(sigblob, INTBLOB_LEN, sig->r) == NULL) ||
- (BN_bin2bn(sigblob+ INTBLOB_LEN, INTBLOB_LEN, sig->s) == NULL)) {
+ if ((BN_bin2bn(sigblob, INTBLOB_LEN, r) == NULL) ||
+ (BN_bin2bn(sigblob+ INTBLOB_LEN, INTBLOB_LEN, s) == NULL)) {
ret = SSH_ERR_LIBCRYPTO_ERROR;
+ BN_free(r);
+ BN_free(s);
goto out;
}
+ DSA_SIG_set0(sig, r, s);
+ r = s = NULL;
+ }
/* sha1 the data */
if ((ret = ssh_digest_memory(SSH_DIGEST_SHA1, data, datalen,
diff -Naurp openssh-7.5p1-orig/ssh-ecdsa.c openssh-7.5p1/ssh-ecdsa.c
--- openssh-7.5p1-orig/ssh-ecdsa.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/ssh-ecdsa.c 2017-05-06 10:15:03.860865386 -0500
@@ -80,9 +80,14 @@ ssh_ecdsa_sign(const struct sshkey *key,
ret = SSH_ERR_ALLOC_FAIL;
goto out;
}
- if ((ret = sshbuf_put_bignum2(bb, sig->r)) != 0 ||
- (ret = sshbuf_put_bignum2(bb, sig->s)) != 0)
+ {
+ const BIGNUM *r, *s;
+ ECDSA_SIG_get0(sig, &r, &s);
+ if ((ret = sshbuf_put_bignum2(bb, r)) != 0 ||
+ (ret = sshbuf_put_bignum2(bb, s)) != 0) {
goto out;
+ }
+ }
if ((ret = sshbuf_put_cstring(b, sshkey_ssh_name_plain(key))) != 0 ||
(ret = sshbuf_put_stringb(b, bb)) != 0)
goto out;
@@ -151,11 +156,27 @@ ssh_ecdsa_verify(const struct sshkey *ke
ret = SSH_ERR_ALLOC_FAIL;
goto out;
}
- if (sshbuf_get_bignum2(sigbuf, sig->r) != 0 ||
- sshbuf_get_bignum2(sigbuf, sig->s) != 0) {
+ {
+ BIGNUM *r=NULL, *s=NULL;
+ if ((r = BN_new()) == NULL ||
+ (s = BN_new()) == NULL) {
+ ret = SSH_ERR_ALLOC_FAIL;
+ goto out_rs;
+ }
+ if (sshbuf_get_bignum2(sigbuf, r) != 0 ||
+ sshbuf_get_bignum2(sigbuf, s) != 0) {
ret = SSH_ERR_INVALID_FORMAT;
+ goto out_rs;
+ }
+ if (ECDSA_SIG_set0(sig, r, s) == 0) {
+ ret = SSH_ERR_LIBCRYPTO_ERROR;
+out_rs:
+ BN_free(r);
+ BN_free(s);
goto out;
}
+ r = s = NULL;
+ }
if (sshbuf_len(sigbuf) != 0) {
ret = SSH_ERR_UNEXPECTED_TRAILING_DATA;
goto out;
diff -Naurp openssh-7.5p1-orig/ssh-keygen.c openssh-7.5p1/ssh-keygen.c
--- openssh-7.5p1-orig/ssh-keygen.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/ssh-keygen.c 2017-05-06 10:15:03.860865386 -0500
@@ -483,11 +483,33 @@ do_convert_private_ssh2_from_blob(u_char
switch (key->type) {
case KEY_DSA:
- buffer_get_bignum_bits(b, key->dsa->p);
- buffer_get_bignum_bits(b, key->dsa->g);
- buffer_get_bignum_bits(b, key->dsa->q);
- buffer_get_bignum_bits(b, key->dsa->pub_key);
- buffer_get_bignum_bits(b, key->dsa->priv_key);
+ {
+ BIGNUM *p=NULL, *g=NULL, *q=NULL, *pub_key=NULL, *priv_key=NULL;
+ if ((p=BN_new()) == NULL ||
+ (g=BN_new()) == NULL ||
+ (q=BN_new()) == NULL ||
+ (pub_key=BN_new()) == NULL ||
+ (priv_key=BN_new()) == NULL) {
+ BN_free(p);
+ BN_free(g);
+ BN_free(q);
+ BN_free(pub_key);
+ BN_free(priv_key);
+ return NULL;
+ }
+ buffer_get_bignum_bits(b, p);
+ buffer_get_bignum_bits(b, g);
+ buffer_get_bignum_bits(b, q);
+ buffer_get_bignum_bits(b, pub_key);
+ buffer_get_bignum_bits(b, priv_key);
+ if (DSA_set0_pqg(key->dsa, p, q, g) == 0 ||
+ DSA_set0_key(key->dsa, pub_key, priv_key) == 0) {
+ fatal("failed to set DSA key");
+ BN_free(p); BN_free(g); BN_free(q);
+ BN_free(pub_key); BN_free(priv_key);
+ return NULL;
+ }
+ }
break;
case KEY_RSA:
if ((r = sshbuf_get_u8(b, &e1)) != 0 ||
@@ -504,16 +526,52 @@ do_convert_private_ssh2_from_blob(u_char
e += e3;
debug("e %lx", e);
}
- if (!BN_set_word(key->rsa->e, e)) {
+ {
+ BIGNUM *rsa_e = NULL;
+ BIGNUM *d=NULL, *n=NULL, *iqmp=NULL, *q=NULL, *p=NULL;
+ BIGNUM *dmp1=NULL, *dmq1=NULL; /* dummy input to set in RSA_set0_crt_params */
+ rsa_e = BN_new();
+ if (!rsa_e || !BN_set_word(rsa_e, e)) {
+ if (rsa_e) BN_free(rsa_e);
sshbuf_free(b);
sshkey_free(key);
return NULL;
}
- buffer_get_bignum_bits(b, key->rsa->d);
- buffer_get_bignum_bits(b, key->rsa->n);
- buffer_get_bignum_bits(b, key->rsa->iqmp);
- buffer_get_bignum_bits(b, key->rsa->q);
- buffer_get_bignum_bits(b, key->rsa->p);
+ if ((d=BN_new()) == NULL ||
+ (n=BN_new()) == NULL ||
+ (iqmp=BN_new()) == NULL ||
+ (q=BN_new()) == NULL ||
+ (p=BN_new()) == NULL ||
+ (dmp1=BN_new()) == NULL ||
+ (dmq1=BN_new()) == NULL) {
+ BN_free(d); BN_free(n); BN_free(iqmp);
+ BN_free(q); BN_free(p);
+ BN_free(dmp1); BN_free(dmq1);
+ return NULL;
+ }
+ BN_clear(dmp1); BN_clear(dmq1);
+ buffer_get_bignum_bits(b, d);
+ buffer_get_bignum_bits(b, n);
+ buffer_get_bignum_bits(b, iqmp);
+ buffer_get_bignum_bits(b, q);
+ buffer_get_bignum_bits(b, p);
+ if (RSA_set0_key(key->rsa, n, rsa_e, d) == 0)
+ goto null;
+ n = d = NULL;
+ if (RSA_set0_factors(key->rsa, p, q) == 0)
+ goto null;
+ p = q = NULL;
+ /* dmp1, dmq1 should not be NULL for initial set0 */
+ if (RSA_set0_crt_params(key->rsa, dmp1, dmq1, iqmp) == 0) {
+null:
+ fatal("Failed to set RSA parameters");
+ BN_free(d); BN_free(n); BN_free(iqmp);
+ BN_free(q); BN_free(p);
+ BN_free(dmp1); BN_free(dmq1);
+ return NULL;
+ }
+ dmp1 = dmq1 = iqmp = NULL;
+ }
if ((r = rsa_generate_additional_parameters(key->rsa)) != 0)
fatal("generate RSA parameters failed: %s", ssh_err(r));
break;
@@ -623,7 +681,7 @@ do_convert_from_pkcs8(struct sshkey **k,
identity_file);
}
fclose(fp);
- switch (EVP_PKEY_type(pubkey->type)) {
+ switch (EVP_PKEY_type(EVP_PKEY_id(pubkey))) {
case EVP_PKEY_RSA:
if ((*k = sshkey_new(KEY_UNSPEC)) == NULL)
fatal("sshkey_new failed");
@@ -647,7 +705,7 @@ do_convert_from_pkcs8(struct sshkey **k,
#endif
default:
fatal("%s: unsupported pubkey type %d", __func__,
- EVP_PKEY_type(pubkey->type));
+ EVP_PKEY_type(EVP_PKEY_id(pubkey)));
}
EVP_PKEY_free(pubkey);
return;
diff -Naurp openssh-7.5p1-orig/ssh-pkcs11-client.c openssh-7.5p1/ssh-pkcs11-client.c
--- openssh-7.5p1-orig/ssh-pkcs11-client.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/ssh-pkcs11-client.c 2017-05-06 10:15:03.860865386 -0500
@@ -143,12 +143,13 @@ pkcs11_rsa_private_encrypt(int flen, con
static int
wrap_key(RSA *rsa)
{
- static RSA_METHOD helper_rsa;
+ static RSA_METHOD *helper_rsa;
- memcpy(&helper_rsa, RSA_get_default_method(), sizeof(helper_rsa));
- helper_rsa.name = "ssh-pkcs11-helper";
- helper_rsa.rsa_priv_enc = pkcs11_rsa_private_encrypt;
- RSA_set_method(rsa, &helper_rsa);
+ if ((helper_rsa = RSA_meth_dup(RSA_get_default_method())) == NULL)
+ return (-1); /* XXX but caller isn't checking */
+ RSA_meth_set1_name(helper_rsa, "ssh-pkcs11-helper");
+ RSA_meth_set_priv_enc(helper_rsa, pkcs11_rsa_private_encrypt);
+ RSA_set_method(rsa, helper_rsa);
return (0);
}
diff -Naurp openssh-7.5p1-orig/ssh-pkcs11.c openssh-7.5p1/ssh-pkcs11.c
--- openssh-7.5p1-orig/ssh-pkcs11.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/ssh-pkcs11.c 2017-05-06 10:15:03.860865386 -0500
@@ -67,7 +67,7 @@ struct pkcs11_key {
struct pkcs11_provider *provider;
CK_ULONG slotidx;
int (*orig_finish)(RSA *rsa);
- RSA_METHOD rsa_method;
+ RSA_METHOD *rsa_method;
char *keyid;
int keyid_len;
};
@@ -326,13 +326,15 @@ pkcs11_rsa_wrap(struct pkcs11_provider *
k11->keyid = xmalloc(k11->keyid_len);
memcpy(k11->keyid, keyid_attrib->pValue, k11->keyid_len);
}
- k11->orig_finish = def->finish;
- memcpy(&k11->rsa_method, def, sizeof(k11->rsa_method));
- k11->rsa_method.name = "pkcs11";
- k11->rsa_method.rsa_priv_enc = pkcs11_rsa_private_encrypt;
- k11->rsa_method.rsa_priv_dec = pkcs11_rsa_private_decrypt;
- k11->rsa_method.finish = pkcs11_rsa_finish;
- RSA_set_method(rsa, &k11->rsa_method);
+ k11->orig_finish = RSA_meth_get_finish(def);
+
+ if ((k11->rsa_method = RSA_meth_new("pkcs11", RSA_meth_get_flags(def))) == NULL)
+ return -1;
+ RSA_meth_set_priv_enc(k11->rsa_method, pkcs11_rsa_private_encrypt);
+ RSA_meth_set_priv_dec(k11->rsa_method, pkcs11_rsa_private_decrypt);
+ RSA_meth_set_finish(k11->rsa_method, pkcs11_rsa_finish);
+
+ RSA_set_method(rsa, k11->rsa_method);
RSA_set_app_data(rsa, k11);
return (0);
}
@@ -512,10 +514,19 @@ pkcs11_fetch_keys_filter(struct pkcs11_p
if ((rsa = RSA_new()) == NULL) {
error("RSA_new failed");
} else {
- rsa->n = BN_bin2bn(attribs[1].pValue,
- attribs[1].ulValueLen, NULL);
- rsa->e = BN_bin2bn(attribs[2].pValue,
- attribs[2].ulValueLen, NULL);
+ BIGNUM *n=NULL, *e=NULL;
+ n = BN_new();
+ e = BN_new();
+ if (n == NULL || e == NULL)
+ error("BN_new alloc failed");
+ if (BN_bin2bn(attribs[1].pValue,
+ attribs[1].ulValueLen, n) == NULL ||
+ BN_bin2bn(attribs[2].pValue,
+ attribs[2].ulValueLen, e) == NULL)
+ error("BN_bin2bn failed");
+ if (RSA_set0_key(rsa, n, e, NULL) == 0)
+ error("RSA_set0_key failed");
+ n = e = NULL;
}
} else {
cp = attribs[2].pValue;
@@ -525,17 +536,20 @@ pkcs11_fetch_keys_filter(struct pkcs11_p
== NULL) {
error("d2i_X509 failed");
} else if ((evp = X509_get_pubkey(x509)) == NULL ||
- evp->type != EVP_PKEY_RSA ||
- evp->pkey.rsa == NULL) {
+ EVP_PKEY_id(evp) != EVP_PKEY_RSA ||
+ EVP_PKEY_get0_RSA(evp) == NULL) {
debug("X509_get_pubkey failed or no rsa");
- } else if ((rsa = RSAPublicKey_dup(evp->pkey.rsa))
+ } else if ((rsa = RSAPublicKey_dup(EVP_PKEY_get0_RSA(evp)))
== NULL) {
error("RSAPublicKey_dup");
}
if (x509)
X509_free(x509);
}
- if (rsa && rsa->n && rsa->e &&
+ {
+ const BIGNUM *n, *e;
+ RSA_get0_key(rsa, &n, &e, NULL);
+ if (rsa && n && e &&
pkcs11_rsa_wrap(p, slotidx, &attribs[0], rsa) == 0) {
key = sshkey_new(KEY_UNSPEC);
key->rsa = rsa;
@@ -554,6 +568,7 @@ pkcs11_fetch_keys_filter(struct pkcs11_p
} else if (rsa) {
RSA_free(rsa);
}
+ }
for (i = 0; i < 3; i++)
free(attribs[i].pValue);
}
diff -Naurp openssh-7.5p1-orig/ssh-rsa.c openssh-7.5p1/ssh-rsa.c
--- openssh-7.5p1-orig/ssh-rsa.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/ssh-rsa.c 2017-05-06 10:15:03.860865386 -0500
@@ -100,7 +100,7 @@ ssh_rsa_sign(const struct sshkey *key, u
hash_alg = rsa_hash_alg_from_ident(alg_ident);
if (key == NULL || key->rsa == NULL || hash_alg == -1 ||
sshkey_type_plain(key->type) != KEY_RSA ||
- BN_num_bits(key->rsa->n) < SSH_RSA_MINIMUM_MODULUS_SIZE)
+ RSA_bits(key->rsa) < SSH_RSA_MINIMUM_MODULUS_SIZE)
return SSH_ERR_INVALID_ARGUMENT;
slen = RSA_size(key->rsa);
if (slen <= 0 || slen > SSHBUF_MAX_BIGNUM)
@@ -172,7 +172,7 @@ ssh_rsa_verify(const struct sshkey *key,
if (key == NULL || key->rsa == NULL ||
sshkey_type_plain(key->type) != KEY_RSA ||
- BN_num_bits(key->rsa->n) < SSH_RSA_MINIMUM_MODULUS_SIZE ||
+ RSA_bits(key->rsa) < SSH_RSA_MINIMUM_MODULUS_SIZE ||
sig == NULL || siglen == 0)
return SSH_ERR_INVALID_ARGUMENT;
diff -Naurp openssh-7.5p1-orig/sshkey.c openssh-7.5p1/sshkey.c
--- openssh-7.5p1-orig/sshkey.c 2017-03-19 21:39:27.000000000 -0500
+++ openssh-7.5p1/sshkey.c 2017-05-06 10:15:13.267471471 -0500
@@ -275,10 +275,18 @@ sshkey_size(const struct sshkey *k)
case KEY_RSA1:
case KEY_RSA:
case KEY_RSA_CERT:
+#if OPENSSL_VERSION_NUMBER >= 0x10100000UL
+ return RSA_bits(k->rsa);
+#else
return BN_num_bits(k->rsa->n);
+#endif
case KEY_DSA:
case KEY_DSA_CERT:
+#if OPENSSL_VERSION_NUMBER >= 0x10100000UL
+ return DSA_bits(k->dsa);
+#else
return BN_num_bits(k->dsa->p);
+#endif
case KEY_ECDSA:
case KEY_ECDSA_CERT:
return sshkey_curve_nid_to_bits(k->ecdsa_nid);
@@ -478,28 +486,55 @@ sshkey_new(int type)
case KEY_RSA1:
case KEY_RSA:
case KEY_RSA_CERT:
+ {
+ BIGNUM *n=NULL, *e=NULL; /* just allocate */
if ((rsa = RSA_new()) == NULL ||
- (rsa->n = BN_new()) == NULL ||
- (rsa->e = BN_new()) == NULL) {
+ (n = BN_new()) == NULL ||
+ (e = BN_new()) == NULL) {
+ BN_free(n);
+ BN_free(e);
if (rsa != NULL)
RSA_free(rsa);
free(k);
return NULL;
}
+ BN_clear(n); BN_clear(e);
+ if (RSA_set0_key(rsa, n, e, NULL) == 0)
+ return NULL;
+ n = e = NULL;
+ }
k->rsa = rsa;
break;
case KEY_DSA:
case KEY_DSA_CERT:
+ {
+ BIGNUM *p=NULL, *q=NULL, *g=NULL, *pubkey=NULL; /* just allocate */
if ((dsa = DSA_new()) == NULL ||
- (dsa->p = BN_new()) == NULL ||
- (dsa->q = BN_new()) == NULL ||
- (dsa->g = BN_new()) == NULL ||
- (dsa->pub_key = BN_new()) == NULL) {
+ (p = BN_new()) == NULL ||
+ (q = BN_new()) == NULL ||
+ (g = BN_new()) == NULL ||
+ (pubkey = BN_new()) == NULL) {
+ BN_free(p);
+ BN_free(q);
+ BN_free(g);
+ BN_free(pubkey);
if (dsa != NULL)
DSA_free(dsa);
free(k);
return NULL;
}
+ if (DSA_set0_pqg(dsa, p, q, g) == 0) {
+ BN_free(p); BN_free(q); BN_free(g);
+ BN_free(pubkey);
+ return NULL;
+ }
+ p = q = g = NULL;
+ if (DSA_set0_key(dsa, pubkey, NULL) == 0) {
+ BN_free(pubkey);
+ return NULL;
+ }
+ pubkey = NULL;
+ }
k->dsa = dsa;
break;
case KEY_ECDSA:
@@ -536,6 +571,51 @@ sshkey_add_private(struct sshkey *k)
case KEY_RSA1:
case KEY_RSA:
case KEY_RSA_CERT:
+#if OPENSSL_VERSION_NUMBER >= 0x10100000UL
+ /* Allocate BIGNUM. This is a mess.
+ For OpenSSL 1.1.x API these shouldn't be mandatory,
+ but some regression tests for non-NULL pointer of
+ the data. */
+#define new_or_dup(bn, nbn) \
+ if (bn == NULL) { \
+ if ((nbn = BN_new()) == NULL) \
+ return SSH_ERR_ALLOC_FAIL; \
+ } else { \
+ /* otherwise use-after-free will occur */ \
+ if ((nbn = BN_dup(bn)) == NULL) \
+ return SSH_ERR_ALLOC_FAIL; \
+ }
+ {
+ const BIGNUM *d, *iqmp, *q, *p, *dmq1, *dmp1; /* allocate if NULL */
+ BIGNUM *nd, *niqmp, *nq, *np, *ndmq1, *ndmp1;
+
+ RSA_get0_key(k->rsa, NULL, NULL, &d);
+ RSA_get0_factors(k->rsa, &p, &q);
+ RSA_get0_crt_params(k->rsa, &dmp1, &dmq1, &iqmp);
+
+ new_or_dup(d, nd);
+ new_or_dup(iqmp, niqmp);
+ new_or_dup(q, nq);
+ new_or_dup(p, np);
+ new_or_dup(dmq1, ndmq1);
+ new_or_dup(dmp1, ndmp1);
+
+ if (RSA_set0_key(k->rsa, NULL, NULL, nd) == 0)
+ goto error1;
+ nd = NULL;
+ if (RSA_set0_factors(k->rsa, np, nq) == 0)
+ goto error1;
+ np = nq = NULL;
+ if (RSA_set0_crt_params(k->rsa, ndmp1, ndmq1, niqmp) == 0) {
+error1:
+ BN_free(nd);
+ BN_free(np); BN_free(nq);
+ BN_free(ndmp1); BN_free(ndmq1); BN_free(niqmp);
+ return SSH_ERR_LIBCRYPTO_ERROR;
+ }
+ ndmp1 = ndmq1 = niqmp = NULL;
+ }
+#else
#define bn_maybe_alloc_failed(p) (p == NULL && (p = BN_new()) == NULL)
if (bn_maybe_alloc_failed(k->rsa->d) ||
bn_maybe_alloc_failed(k->rsa->iqmp) ||
@@ -544,13 +624,28 @@ sshkey_add_private(struct sshkey *k)
bn_maybe_alloc_failed(k->rsa->dmq1) ||
bn_maybe_alloc_failed(k->rsa->dmp1))
return SSH_ERR_ALLOC_FAIL;
+#endif
break;
case KEY_DSA:
case KEY_DSA_CERT:
+#if OPENSSL_VERSION_NUMBER >= 0x10100000UL
+ {
+ const BIGNUM *priv_key;
+ BIGNUM *npriv_key;
+ DSA_get0_key(k->dsa, NULL, &priv_key);
+ new_or_dup(priv_key, npriv_key);
+ if (DSA_set0_key(k->dsa, NULL, npriv_key) == 0) {
+ BN_free(npriv_key);
+ return SSH_ERR_LIBCRYPTO_ERROR;
+ }
+ }
+#else
if (bn_maybe_alloc_failed(k->dsa->priv_key))
return SSH_ERR_ALLOC_FAIL;
+#endif
break;
#undef bn_maybe_alloc_failed
+#undef new_or_dup
case KEY_ECDSA:
case KEY_ECDSA_CERT:
/* Cannot do anything until we know the group */
@@ -670,16 +765,34 @@ sshkey_equal_public(const struct sshkey
case KEY_RSA1:
case KEY_RSA_CERT:
case KEY_RSA:
- return a->rsa != NULL && b->rsa != NULL &&
- BN_cmp(a->rsa->e, b->rsa->e) == 0 &&
- BN_cmp(a->rsa->n, b->rsa->n) == 0;
+ {
+ const BIGNUM *a_e, *b_e, *a_n, *b_n;
+ const BIGNUM *a_d, *b_d;
+ if (a->rsa == NULL) return 0;
+ if (b->rsa == NULL) return 0;
+ RSA_get0_key(a->rsa, &a_n, &a_e, &a_d);
+ RSA_get0_key(b->rsa, &b_n, &b_e, &b_d);
+ return
+ BN_cmp(a_e, b_e) == 0 &&
+ BN_cmp(a_n, b_n) == 0;
+ }
case KEY_DSA_CERT:
case KEY_DSA:
- return a->dsa != NULL && b->dsa != NULL &&
- BN_cmp(a->dsa->p, b->dsa->p) == 0 &&
- BN_cmp(a->dsa->q, b->dsa->q) == 0 &&
- BN_cmp(a->dsa->g, b->dsa->g) == 0 &&
- BN_cmp(a->dsa->pub_key, b->dsa->pub_key) == 0;
+ {
+ const BIGNUM *a_p, *a_q, *a_g, *a_pub_key;
+ const BIGNUM *b_p, *b_q, *b_g, *b_pub_key;
+ if (a->dsa == NULL) return 0;
+ if (b->dsa == NULL) return 0;
+ DSA_get0_pqg(a->dsa, &a_p, &a_q, &a_g);
+ DSA_get0_pqg(b->dsa, &b_p, &b_q, &b_g);
+ DSA_get0_key(a->dsa, &a_pub_key, NULL);
+ DSA_get0_key(b->dsa, &b_pub_key, NULL);
+ return
+ BN_cmp(a_p, b_p) == 0 &&
+ BN_cmp(a_q, b_q) == 0 &&
+ BN_cmp(a_g, b_g) == 0 &&
+ BN_cmp(a_pub_key, b_pub_key) == 0;
+ }
# ifdef OPENSSL_HAS_ECC
case KEY_ECDSA_CERT:
case KEY_ECDSA:
@@ -757,12 +870,17 @@ to_blob_buf(const struct sshkey *key, st
case KEY_DSA:
if (key->dsa == NULL)
return SSH_ERR_INVALID_ARGUMENT;
+ {
+ const BIGNUM *p, *q, *g, *pub_key;
+ DSA_get0_pqg(key->dsa, &p, &q, &g);
+ DSA_get0_key(key->dsa, &pub_key, NULL);
if ((ret = sshbuf_put_cstring(b, typename)) != 0 ||
- (ret = sshbuf_put_bignum2(b, key->dsa->p)) != 0 ||
- (ret = sshbuf_put_bignum2(b, key->dsa->q)) != 0 ||
- (ret = sshbuf_put_bignum2(b, key->dsa->g)) != 0 ||
- (ret = sshbuf_put_bignum2(b, key->dsa->pub_key)) != 0)
+ (ret = sshbuf_put_bignum2(b, p)) != 0 ||
+ (ret = sshbuf_put_bignum2(b, q)) != 0 ||
+ (ret = sshbuf_put_bignum2(b, g)) != 0 ||
+ (ret = sshbuf_put_bignum2(b, pub_key)) != 0)
return ret;
+ }
break;
# ifdef OPENSSL_HAS_ECC
case KEY_ECDSA:
@@ -778,10 +896,14 @@ to_blob_buf(const struct sshkey *key, st
case KEY_RSA:
if (key->rsa == NULL)
return SSH_ERR_INVALID_ARGUMENT;
+ {
+ const BIGNUM *e, *n;
+ RSA_get0_key(key->rsa, &n, &e, NULL);
if ((ret = sshbuf_put_cstring(b, typename)) != 0 ||
- (ret = sshbuf_put_bignum2(b, key->rsa->e)) != 0 ||
- (ret = sshbuf_put_bignum2(b, key->rsa->n)) != 0)
+ (ret = sshbuf_put_bignum2(b, e)) != 0 ||
+ (ret = sshbuf_put_bignum2(b, n)) != 0)
return ret;
+ }
break;
#endif /* WITH_OPENSSL */
case KEY_ED25519:
@@ -887,8 +1009,16 @@ sshkey_fingerprint_raw(const struct sshk
if (k->type == KEY_RSA1) {
#ifdef WITH_OPENSSL
- int nlen = BN_num_bytes(k->rsa->n);
- int elen = BN_num_bytes(k->rsa->e);
+ int nlen, elen;
+#if OPENSSL_VERSION_NUMBER >= 0x10100000UL
+ const BIGNUM *n, *e;
+ RSA_get0_key(k->rsa, &n, &e, NULL);
+ nlen = BN_num_bytes(n);
+ elen = BN_num_bytes(e);
+#else
+ nlen = BN_num_bytes(k->rsa->n);
+ elen = BN_num_bytes(k->rsa->e);
+#endif
if (nlen < 0 || elen < 0 || nlen >= INT_MAX - elen) {
r = SSH_ERR_INVALID_FORMAT;
@@ -899,8 +1029,13 @@ sshkey_fingerprint_raw(const struct sshk
r = SSH_ERR_ALLOC_FAIL;
goto out;
}
+#if OPENSSL_VERSION_NUMBER >= 0x10100000UL
+ BN_bn2bin(n, blob);
+ BN_bn2bin(e, blob + nlen);
+#else
BN_bn2bin(k->rsa->n, blob);
BN_bn2bin(k->rsa->e, blob + nlen);
+#endif
#endif /* WITH_OPENSSL */
} else if ((r = to_blob(k, &blob, &blob_len, 1)) != 0)
goto out;
@@ -1772,13 +1907,32 @@ sshkey_from_private(const struct sshkey
case KEY_DSA_CERT:
if ((n = sshkey_new(k->type)) == NULL)
return SSH_ERR_ALLOC_FAIL;
- if ((BN_copy(n->dsa->p, k->dsa->p) == NULL) ||
- (BN_copy(n->dsa->q, k->dsa->q) == NULL) ||
- (BN_copy(n->dsa->g, k->dsa->g) == NULL) ||
- (BN_copy(n->dsa->pub_key, k->dsa->pub_key) == NULL)) {
+ {
+ const BIGNUM *p, *q, *g, *pub_key, *priv_key;
+ BIGNUM *cp=NULL, *cq=NULL, *cg=NULL, *cpub_key=NULL;
+ DSA_get0_pqg(k->dsa, &p, &q, &g);
+ DSA_get0_key(k->dsa, &pub_key, &priv_key);
+ if ((cp = BN_dup(p)) == NULL ||
+ (cq = BN_dup(q)) == NULL ||
+ (cg = BN_dup(g)) == NULL ||
+ (cpub_key = BN_dup(pub_key)) == NULL) {
+ BN_free(cp); BN_free(cq); BN_free(cg);
+ BN_free(cpub_key);
sshkey_free(n);
return SSH_ERR_ALLOC_FAIL;
}
+ if (DSA_set0_pqg(n->dsa, cp, cq, cg) == 0)
+ goto error1;
+ cp = cq = cg = NULL;
+ if (DSA_set0_key(n->dsa, cpub_key, NULL) == 0) {
+error1:
+ BN_free(cp); BN_free(cq); BN_free(cg);
+ BN_free(cpub_key);
+ sshkey_free(n);
+ return SSH_ERR_LIBCRYPTO_ERROR;
+ }
+ cpub_key = NULL;
+ }
break;
# ifdef OPENSSL_HAS_ECC
case KEY_ECDSA:
@@ -1803,11 +1957,23 @@ sshkey_from_private(const struct sshkey
case KEY_RSA_CERT:
if ((n = sshkey_new(k->type)) == NULL)
return SSH_ERR_ALLOC_FAIL;
- if ((BN_copy(n->rsa->n, k->rsa->n) == NULL) ||
- (BN_copy(n->rsa->e, k->rsa->e) == NULL)) {
+ {
+ const BIGNUM *nn, *e, *d;
+ BIGNUM *cn=NULL, *ce=NULL;
+ RSA_get0_key(k->rsa, &nn, &e, &d);
+ if ((cn = BN_dup(nn)) == NULL ||
+ (ce = BN_dup(e)) == NULL ) {
+ BN_free(cn); BN_free(ce);
sshkey_free(n);
return SSH_ERR_ALLOC_FAIL;
}
+ if (RSA_set0_key(n->rsa, cn, ce, NULL) == 0) {
+ BN_free(cn); BN_free(ce);
+ sshkey_free(n);
+ return SSH_ERR_LIBCRYPTO_ERROR;
+ }
+ cn = ce = NULL;
+ }
break;
#endif /* WITH_OPENSSL */
case KEY_ED25519:
@@ -2004,11 +2170,26 @@ sshkey_from_blob_internal(struct sshbuf
ret = SSH_ERR_ALLOC_FAIL;
goto out;
}
- if (sshbuf_get_bignum2(b, key->rsa->e) != 0 ||
- sshbuf_get_bignum2(b, key->rsa->n) != 0) {
+ {
+ BIGNUM *e=NULL, *n=NULL;
+ if ((e = BN_new()) == NULL ||
+ (n = BN_new()) == NULL ) {
+ ret = SSH_ERR_ALLOC_FAIL;
+ BN_free(e); BN_free(n);
+ goto out;
+ }
+ if (sshbuf_get_bignum2(b, e) != 0 ||
+ sshbuf_get_bignum2(b, n) != 0) {
ret = SSH_ERR_INVALID_FORMAT;
+ BN_free(e); BN_free(n);
goto out;
}
+ if (RSA_set0_key(key->rsa, n, e, NULL) == 0) {
+ BN_free(e); BN_free(n);
+ return SSH_ERR_LIBCRYPTO_ERROR;
+ }
+ n = e = NULL;
+ }
#ifdef DEBUG_PK
RSA_print_fp(stderr, key->rsa, 8);
#endif
@@ -2025,13 +2206,36 @@ sshkey_from_blob_internal(struct sshbuf
ret = SSH_ERR_ALLOC_FAIL;
goto out;
}
- if (sshbuf_get_bignum2(b, key->dsa->p) != 0 ||
- sshbuf_get_bignum2(b, key->dsa->q) != 0 ||
- sshbuf_get_bignum2(b, key->dsa->g) != 0 ||
- sshbuf_get_bignum2(b, key->dsa->pub_key) != 0) {
+ {
+ BIGNUM *p=NULL, *q=NULL, *g=NULL, *pub_key=NULL;
+ if ((p = BN_new()) == NULL ||
+ (q = BN_new()) == NULL ||
+ (g = BN_new()) == NULL ||
+ (pub_key = BN_new()) == NULL) {
+ ret = SSH_ERR_ALLOC_FAIL;
+ goto error1;
+ }
+ if (sshbuf_get_bignum2(b, p) != 0 ||
+ sshbuf_get_bignum2(b, q) != 0 ||
+ sshbuf_get_bignum2(b, g) != 0 ||
+ sshbuf_get_bignum2(b, pub_key) != 0) {
ret = SSH_ERR_INVALID_FORMAT;
+ goto error1;
+ }
+ if (DSA_set0_pqg(key->dsa, p, q, g) == 0) {
+ ret = SSH_ERR_LIBCRYPTO_ERROR;
+ goto error1;
+ }
+ p = q = g = NULL;
+ if (DSA_set0_key(key->dsa, pub_key, NULL) == 0) {
+ ret = SSH_ERR_LIBCRYPTO_ERROR;
+error1:
+ BN_free(p); BN_free(q); BN_free(g);
+ BN_free(pub_key);
goto out;
}
+ pub_key = NULL;
+ }
#ifdef DEBUG_PK
DSA_print_fp(stderr, key->dsa, 8);
#endif
@@ -2271,26 +2475,63 @@ sshkey_demote(const struct sshkey *k, st
/* FALLTHROUGH */
case KEY_RSA1:
case KEY_RSA:
- if ((pk->rsa = RSA_new()) == NULL ||
- (pk->rsa->e = BN_dup(k->rsa->e)) == NULL ||
- (pk->rsa->n = BN_dup(k->rsa->n)) == NULL) {
+ if ((pk->rsa = RSA_new()) == NULL ){
+ ret = SSH_ERR_ALLOC_FAIL;
+ goto fail;
+ }
+ {
+ const BIGNUM *ke, *kn;
+ BIGNUM *pke=NULL, *pkn=NULL;
+ RSA_get0_key(k->rsa, &kn, &ke, NULL);
+ if ((pke = BN_dup(ke)) == NULL ||
+ (pkn = BN_dup(kn)) == NULL) {
ret = SSH_ERR_ALLOC_FAIL;
+ BN_free(pke); BN_free(pkn);
goto fail;
}
+ if (RSA_set0_key(pk->rsa, pkn, pke, NULL) == 0) {
+ ret = SSH_ERR_LIBCRYPTO_ERROR;
+ BN_free(pke); BN_free(pkn);
+ goto fail;
+ }
+ pkn = pke = NULL;
+ }
break;
case KEY_DSA_CERT:
if ((ret = sshkey_cert_copy(k, pk)) != 0)
goto fail;
/* FALLTHROUGH */
case KEY_DSA:
- if ((pk->dsa = DSA_new()) == NULL ||
- (pk->dsa->p = BN_dup(k->dsa->p)) == NULL ||
- (pk->dsa->q = BN_dup(k->dsa->q)) == NULL ||
- (pk->dsa->g = BN_dup(k->dsa->g)) == NULL ||
- (pk->dsa->pub_key = BN_dup(k->dsa->pub_key)) == NULL) {
+ if ((pk->dsa = DSA_new()) == NULL ) {
+ ret = SSH_ERR_ALLOC_FAIL;
+ goto fail;
+ }
+ {
+ const BIGNUM *kp, *kq, *kg, *kpub_key;
+ BIGNUM *pkp=NULL, *pkq=NULL, *pkg=NULL, *pkpub_key=NULL;
+ DSA_get0_pqg(k->dsa, &kp, &kq, &kg);
+ DSA_get0_key(k->dsa, &kpub_key, NULL);
+ if ((pkp = BN_dup(kp)) == NULL ||
+ (pkq = BN_dup(kq)) == NULL ||
+ (pkg = BN_dup(kg)) == NULL ||
+ (pkpub_key = BN_dup(kpub_key)) == NULL) {
ret = SSH_ERR_ALLOC_FAIL;
+ goto error1;
+ }
+ if (DSA_set0_pqg(pk->dsa, pkp, pkq, pkg) == 0) {
+ ret = SSH_ERR_LIBCRYPTO_ERROR;
+ goto error1;
+ }
+ pkp = pkq = pkg = NULL;
+ if (DSA_set0_key(pk->dsa, pkpub_key, NULL) == 0) {
+ ret = SSH_ERR_LIBCRYPTO_ERROR;
+error1:
+ BN_free(pkp); BN_free(pkq); BN_free(pkg);
+ BN_free(pkpub_key);
goto fail;
}
+ pkpub_key = NULL;
+ }
break;
case KEY_ECDSA_CERT:
if ((ret = sshkey_cert_copy(k, pk)) != 0)
@@ -2411,11 +2652,17 @@ sshkey_certify(struct sshkey *k, struct
switch (k->type) {
#ifdef WITH_OPENSSL
case KEY_DSA_CERT:
- if ((ret = sshbuf_put_bignum2(cert, k->dsa->p)) != 0 ||
- (ret = sshbuf_put_bignum2(cert, k->dsa->q)) != 0 ||
- (ret = sshbuf_put_bignum2(cert, k->dsa->g)) != 0 ||
- (ret = sshbuf_put_bignum2(cert, k->dsa->pub_key)) != 0)
+ {
+ const BIGNUM *p, *q, *g, *pub_key;
+ DSA_get0_pqg(k->dsa, &p, &q, &g);
+ DSA_get0_key(k->dsa, &pub_key, NULL);
+ if ((ret = sshbuf_put_bignum2(cert, p)) != 0 ||
+ (ret = sshbuf_put_bignum2(cert, q)) != 0 ||
+ (ret = sshbuf_put_bignum2(cert, g)) != 0 ||
+ (ret = sshbuf_put_bignum2(cert, pub_key)) != 0) {
goto out;
+ }
+ }
break;
# ifdef OPENSSL_HAS_ECC
case KEY_ECDSA_CERT:
@@ -2428,9 +2675,15 @@ sshkey_certify(struct sshkey *k, struct
break;
# endif /* OPENSSL_HAS_ECC */
case KEY_RSA_CERT:
- if ((ret = sshbuf_put_bignum2(cert, k->rsa->e)) != 0 ||
- (ret = sshbuf_put_bignum2(cert, k->rsa->n)) != 0)
+ {
+ const BIGNUM *e, *n;
+ RSA_get0_key(k->rsa, &n, &e, NULL);
+ if (n == NULL || e == NULL ||
+ (ret = sshbuf_put_bignum2(cert, e)) != 0 ||
+ (ret = sshbuf_put_bignum2(cert, n)) != 0) {
goto out;
+ }
+ }
break;
#endif /* WITH_OPENSSL */
case KEY_ED25519_CERT:
@@ -2588,42 +2841,67 @@ sshkey_private_serialize(const struct ss
switch (key->type) {
#ifdef WITH_OPENSSL
case KEY_RSA:
- if ((r = sshbuf_put_bignum2(b, key->rsa->n)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->rsa->e)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->rsa->d)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->rsa->iqmp)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->rsa->p)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->rsa->q)) != 0)
+ {
+ const BIGNUM *n, *e, *d, *iqmp, *p, *q;
+ RSA_get0_key(key->rsa, &n, &e, &d);
+ RSA_get0_crt_params(key->rsa, NULL, NULL, &iqmp);
+ RSA_get0_factors(key->rsa, &p, &q);
+ if ((r = sshbuf_put_bignum2(b, n)) != 0 ||
+ (r = sshbuf_put_bignum2(b, e)) != 0 ||
+ (r = sshbuf_put_bignum2(b, d)) != 0 ||
+ (r = sshbuf_put_bignum2(b, iqmp)) != 0 ||
+ (r = sshbuf_put_bignum2(b, p)) != 0 ||
+ (r = sshbuf_put_bignum2(b, q)) != 0) {
goto out;
+ }
+ }
break;
case KEY_RSA_CERT:
if (key->cert == NULL || sshbuf_len(key->cert->certblob) == 0) {
r = SSH_ERR_INVALID_ARGUMENT;
goto out;
}
+ {
+ const BIGNUM *d, *iqmp, *p, *q;
+ RSA_get0_key(key->rsa, NULL, NULL, &d);
+ RSA_get0_crt_params(key->rsa, NULL, NULL, &iqmp);
+ RSA_get0_factors(key->rsa, &p, &q);
if ((r = sshbuf_put_stringb(b, key->cert->certblob)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->rsa->d)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->rsa->iqmp)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->rsa->p)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->rsa->q)) != 0)
+ (r = sshbuf_put_bignum2(b, d)) != 0 ||
+ (r = sshbuf_put_bignum2(b, iqmp)) != 0 ||
+ (r = sshbuf_put_bignum2(b, p)) != 0 ||
+ (r = sshbuf_put_bignum2(b, q)) != 0) {
goto out;
+ }
+ }
break;
case KEY_DSA:
- if ((r = sshbuf_put_bignum2(b, key->dsa->p)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->dsa->q)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->dsa->g)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->dsa->pub_key)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->dsa->priv_key)) != 0)
+ {
+ const BIGNUM *p, *q, *g, *pub_key, *priv_key;
+ DSA_get0_pqg(key->dsa, &p, &q, &g);
+ DSA_get0_key(key->dsa, &pub_key, &priv_key);
+ if ((r = sshbuf_put_bignum2(b, p)) != 0 ||
+ (r = sshbuf_put_bignum2(b, q)) != 0 ||
+ (r = sshbuf_put_bignum2(b, g)) != 0 ||
+ (r = sshbuf_put_bignum2(b, pub_key)) != 0 ||
+ (r = sshbuf_put_bignum2(b, priv_key)) != 0) {
goto out;
+ }
+ }
break;
case KEY_DSA_CERT:
if (key->cert == NULL || sshbuf_len(key->cert->certblob) == 0) {
r = SSH_ERR_INVALID_ARGUMENT;
goto out;
}
+ {
+ const BIGNUM *priv_key;
+ DSA_get0_key(key->dsa, NULL, &priv_key);
if ((r = sshbuf_put_stringb(b, key->cert->certblob)) != 0 ||
- (r = sshbuf_put_bignum2(b, key->dsa->priv_key)) != 0)
+ (r = sshbuf_put_bignum2(b, priv_key)) != 0) {
goto out;
+ }
+ }
break;
# ifdef OPENSSL_HAS_ECC
case KEY_ECDSA:
@@ -2699,18 +2977,61 @@ sshkey_private_deserialize(struct sshbuf
r = SSH_ERR_ALLOC_FAIL;
goto out;
}
- if ((r = sshbuf_get_bignum2(buf, k->dsa->p)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->dsa->q)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->dsa->g)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->dsa->pub_key)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->dsa->priv_key)) != 0)
+ {
+ BIGNUM *p=NULL, *q=NULL, *g=NULL, *pub_key=NULL, *priv_key=NULL;
+ if ((p = BN_new()) == NULL ||
+ (q = BN_new()) == NULL ||
+ (g = BN_new()) == NULL ||
+ (pub_key = BN_new()) == NULL ||
+ (priv_key = BN_new()) == NULL) {
+ r = SSH_ERR_ALLOC_FAIL;
+ goto error1;
+ }
+ if (p == NULL || q == NULL || g == NULL ||
+ pub_key == NULL || priv_key == NULL ||
+ (r = sshbuf_get_bignum2(buf, p)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, q)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, g)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, pub_key)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, priv_key)) != 0) {
+ goto error1;
+ }
+ if (DSA_set0_pqg(k->dsa, p, q, g) == 0) {
+ r = SSH_ERR_LIBCRYPTO_ERROR;
+ goto error1;
+ }
+ p = q = g = NULL;
+ if (DSA_set0_key(k->dsa, pub_key, priv_key) == 0) {
+ r = SSH_ERR_LIBCRYPTO_ERROR;
+error1:
+ BN_free(p); BN_free(q); BN_free(g);
+ BN_free(pub_key); BN_free(priv_key);
goto out;
+ }
+ pub_key = priv_key = NULL;
+ }
break;
case KEY_DSA_CERT:
- if ((r = sshkey_froms(buf, &k)) != 0 ||
+ {
+ BIGNUM *priv_key=NULL;
+ if ((priv_key = BN_new()) == NULL) {
+ r = SSH_ERR_ALLOC_FAIL;
+ goto out;
+ }
+ if (priv_key == NULL ||
+ (r = sshkey_froms(buf, &k)) != 0 ||
(r = sshkey_add_private(k)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->dsa->priv_key)) != 0)
+ (r = sshbuf_get_bignum2(buf, priv_key)) != 0) {
+ BN_free(priv_key);
+ goto out;
+ }
+ if (DSA_set0_key(k->dsa, NULL, priv_key) == 0) {
+ r = SSH_ERR_LIBCRYPTO_ERROR;
+ BN_free(priv_key);
goto out;
+ }
+ priv_key = NULL;
+ }
break;
# ifdef OPENSSL_HAS_ECC
case KEY_ECDSA:
@@ -2769,24 +3090,99 @@ sshkey_private_deserialize(struct sshbuf
r = SSH_ERR_ALLOC_FAIL;
goto out;
}
- if ((r = sshbuf_get_bignum2(buf, k->rsa->n)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->rsa->e)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->rsa->d)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->rsa->iqmp)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->rsa->p)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->rsa->q)) != 0 ||
- (r = rsa_generate_additional_parameters(k->rsa)) != 0)
+ {
+ BIGNUM *n=NULL, *e=NULL, *d=NULL, *iqmp=NULL, *p=NULL, *q=NULL;
+ BIGNUM *dmp1=NULL, *dmq1=NULL; /* dummy for RSA_set0_crt_params */
+ if ((n = BN_new()) == NULL ||
+ (e = BN_new()) == NULL ||
+ (d = BN_new()) == NULL ||
+ (iqmp = BN_new()) == NULL ||
+ (p = BN_new()) == NULL ||
+ (q = BN_new()) == NULL ||
+ (dmp1 = BN_new()) == NULL ||
+ (dmq1 = BN_new()) == NULL) {
+ r = SSH_ERR_ALLOC_FAIL;
+ goto error2;
+ }
+ BN_clear(dmp1); BN_clear(dmq1);
+ if ((r = sshbuf_get_bignum2(buf, n)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, e)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, d)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, iqmp)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, p)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, q)) != 0) {
+ goto error2;
+ }
+ if (RSA_set0_key(k->rsa, n, e, d) == 0) {
+ r = SSH_ERR_LIBCRYPTO_ERROR;
+ goto error2;
+ }
+ n = e = d = NULL;
+ /* dmp1,dmpq1 should be non NULL to set iqmp value */
+ if (RSA_set0_crt_params(k->rsa, dmp1, dmq1, iqmp) == 0) {
+ r = SSH_ERR_LIBCRYPTO_ERROR;
+ goto error2;
+ }
+ dmp1 = dmq1 = iqmp = NULL;
+ if (RSA_set0_factors(k->rsa, p, q) == 0) {
+ r = SSH_ERR_LIBCRYPTO_ERROR;
+error2:
+ BN_free(n); BN_free(e); BN_free(d);
+ BN_free(iqmp);
+ BN_free(p); BN_free(q);
+ BN_free(dmp1); BN_free(dmq1);
goto out;
+ }
+ p = q = NULL;
+ if ((r = rsa_generate_additional_parameters(k->rsa)) != 0) {
+ goto out;
+ }
+ }
break;
case KEY_RSA_CERT:
+ {
+ BIGNUM *d=NULL, *iqmp=NULL, *p=NULL, *q=NULL;
+ BIGNUM *dmp1=NULL, *dmq1=NULL; /* dummy for RSA_set0_crt_params */
+ if ((d = BN_new()) == NULL ||
+ (iqmp = BN_new()) == NULL ||
+ (p = BN_new()) == NULL ||
+ (q = BN_new()) == NULL ||
+ (dmp1 = BN_new()) == NULL ||
+ (dmq1 = BN_new()) == NULL) {
+ r = SSH_ERR_ALLOC_FAIL;
+ goto error3;
+ }
+ BN_clear(dmp1); BN_clear(dmq1);
if ((r = sshkey_froms(buf, &k)) != 0 ||
(r = sshkey_add_private(k)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->rsa->d)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->rsa->iqmp)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->rsa->p)) != 0 ||
- (r = sshbuf_get_bignum2(buf, k->rsa->q)) != 0 ||
- (r = rsa_generate_additional_parameters(k->rsa)) != 0)
+ (r = sshbuf_get_bignum2(buf, d)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, iqmp)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, p)) != 0 ||
+ (r = sshbuf_get_bignum2(buf, q)) != 0) {
+ goto error3;
+ }
+ if (RSA_set0_key(k->rsa, NULL, NULL, d) == 0) {
+ r = SSH_ERR_LIBCRYPTO_ERROR;
+ goto error3;
+ }
+ /* dmp1,dmpq1 should be non NULL to set value */
+ if (RSA_set0_crt_params(k->rsa, dmp1, dmq1, iqmp) == 0) {
+ r = SSH_ERR_LIBCRYPTO_ERROR;
+ goto error3;
+ }
+ dmp1 = dmq1 = iqmp = NULL;
+ if (RSA_set0_factors(k->rsa, p, q) == 0) {
+ r = SSH_ERR_LIBCRYPTO_ERROR;
+error3:
+ BN_free(d); BN_free(iqmp);
+ BN_free(p); BN_free(q);
+ BN_free(dmp1); BN_free(dmq1);
+ goto out;
+ }
+ p = q = NULL;
+ if ((r = rsa_generate_additional_parameters(k->rsa)) != 0)
goto out;
+ }
break;
#endif /* WITH_OPENSSL */
case KEY_ED25519:
@@ -3593,7 +3989,7 @@ sshkey_private_to_fileblob(struct sshkey
}
}
-#ifdef WITH_SSH1
+#ifdef WITH_SSH1 /*{*/
/*
* Parse the public, unencrypted portion of a RSA1 key.
*/
@@ -3768,7 +4164,7 @@ sshkey_parse_private_rsa1(struct sshbuf
sshbuf_free(decrypted);
return r;
}
-#endif /* WITH_SSH1 */
+#endif /* } WITH_SSH1 */
#ifdef WITH_OPENSSL
static int
@@ -3817,7 +4213,9 @@ sshkey_parse_private_pem_fileblob(struct
case EVP_R_BAD_DECRYPT:
r = SSH_ERR_KEY_WRONG_PASSPHRASE;
goto out;
+#ifdef EVP_R_BN_DECODE_ERROR
case EVP_R_BN_DECODE_ERROR:
+#endif
case EVP_R_DECODE_ERROR:
#ifdef EVP_R_PRIVATE_KEY_DECODE_ERROR
case EVP_R_PRIVATE_KEY_DECODE_ERROR:
@@ -3835,7 +4233,7 @@ sshkey_parse_private_pem_fileblob(struct
r = SSH_ERR_LIBCRYPTO_ERROR;
goto out;
}
- if (pk->type == EVP_PKEY_RSA &&
+ if (EVP_PKEY_id(pk) == EVP_PKEY_RSA &&
(type == KEY_UNSPEC || type == KEY_RSA)) {
if ((prv = sshkey_new(KEY_UNSPEC)) == NULL) {
r = SSH_ERR_ALLOC_FAIL;
@@ -3850,7 +4248,7 @@ sshkey_parse_private_pem_fileblob(struct
r = SSH_ERR_LIBCRYPTO_ERROR;
goto out;
}
- } else if (pk->type == EVP_PKEY_DSA &&
+ } else if (EVP_PKEY_id(pk) == EVP_PKEY_DSA &&
(type == KEY_UNSPEC || type == KEY_DSA)) {
if ((prv = sshkey_new(KEY_UNSPEC)) == NULL) {
r = SSH_ERR_ALLOC_FAIL;
@@ -3862,7 +4260,7 @@ sshkey_parse_private_pem_fileblob(struct
DSA_print_fp(stderr, prv->dsa, 8);
#endif
#ifdef OPENSSL_HAS_ECC
- } else if (pk->type == EVP_PKEY_EC &&
+ } else if (EVP_PKEY_id(pk) == EVP_PKEY_EC &&
(type == KEY_UNSPEC || type == KEY_ECDSA)) {
if ((prv = sshkey_new(KEY_UNSPEC)) == NULL) {
r = SSH_ERR_ALLOC_FAIL;
openssh.groups 0 → 100644
View file @ ac06ca0c
etc
/etc/.*
bin
/lib/systemd/system/.*
/usr/sbin/.*
/usr/libexec/.*
/usr/bin/.*
doc
/usr/share/doc/.*
/usr/share/man/.*
mail
/var/mail/.*
log
/var/log/.*
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