diff options
Diffstat (limited to 'lib/libssl/src/ssl/s3_srvr.c')
| -rw-r--r-- | lib/libssl/src/ssl/s3_srvr.c | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/lib/libssl/src/ssl/s3_srvr.c b/lib/libssl/src/ssl/s3_srvr.c index 61ee0a3e422..c3b5ff33ff8 100644 --- a/lib/libssl/src/ssl/s3_srvr.c +++ b/lib/libssl/src/ssl/s3_srvr.c @@ -768,9 +768,7 @@ int ssl3_check_client_hello(SSL *s) if (s->s3->tmp.message_type == SSL3_MT_CLIENT_HELLO) { /* Throw away what we have done so far in the current handshake, - * which will now be aborted. (A full SSL_clear would be too much.) - * I hope that tmp.dh is the only thing that may need to be cleared - * when a handshake is not completed ... */ + * which will now be aborted. (A full SSL_clear would be too much.) */ #ifndef OPENSSL_NO_DH if (s->s3->tmp.dh != NULL) { @@ -778,6 +776,13 @@ int ssl3_check_client_hello(SSL *s) s->s3->tmp.dh = NULL; } #endif +#ifndef OPENSSL_NO_ECDH + if (s->s3->tmp.ecdh != NULL) + { + EC_KEY_free(s->s3->tmp.ecdh); + s->s3->tmp.ecdh = NULL; + } +#endif return 2; } return 1; @@ -1491,7 +1496,6 @@ int ssl3_send_server_key_exchange(SSL *s) if (s->s3->tmp.dh != NULL) { - DH_free(dh); SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); goto err; } @@ -1552,7 +1556,6 @@ int ssl3_send_server_key_exchange(SSL *s) if (s->s3->tmp.ecdh != NULL) { - EC_KEY_free(s->s3->tmp.ecdh); SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR); goto err; } @@ -1563,12 +1566,11 @@ int ssl3_send_server_key_exchange(SSL *s) SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); goto err; } - if (!EC_KEY_up_ref(ecdhp)) + if ((ecdh = EC_KEY_dup(ecdhp)) == NULL) { SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_ECDH_LIB); goto err; } - ecdh = ecdhp; s->s3->tmp.ecdh=ecdh; if ((EC_KEY_get0_public_key(ecdh) == NULL) || @@ -1731,6 +1733,7 @@ int ssl3_send_server_key_exchange(SSL *s) (unsigned char *)encodedPoint, encodedlen); OPENSSL_free(encodedPoint); + encodedPoint = NULL; p += encodedlen; } #endif @@ -2440,6 +2443,12 @@ int ssl3_get_client_key_exchange(SSL *s) /* Get encoded point length */ i = *p; p += 1; + if (n != 1 + i) + { + SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE, + ERR_R_EC_LIB); + goto err; + } if (EC_POINT_oct2point(group, clnt_ecpoint, p, i, bn_ctx) == 0) { @@ -2584,12 +2593,19 @@ int ssl3_get_client_key_exchange(SSL *s) { int ret = 0; EVP_PKEY_CTX *pkey_ctx; - EVP_PKEY *client_pub_pkey = NULL; + EVP_PKEY *client_pub_pkey = NULL, *pk = NULL; unsigned char premaster_secret[32], *start; - size_t outlen=32, inlen; + size_t outlen=32, inlen; + unsigned long alg_a; /* Get our certificate private key*/ - pkey_ctx = EVP_PKEY_CTX_new(s->cert->key->privatekey,NULL); + alg_a = s->s3->tmp.new_cipher->algorithm_auth; + if (alg_a & SSL_aGOST94) + pk = s->cert->pkeys[SSL_PKEY_GOST94].privatekey; + else if (alg_a & SSL_aGOST01) + pk = s->cert->pkeys[SSL_PKEY_GOST01].privatekey; + + pkey_ctx = EVP_PKEY_CTX_new(pk,NULL); EVP_PKEY_decrypt_init(pkey_ctx); /* If client certificate is present and is of the same type, maybe * use it for key exchange. Don't mind errors from |