X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=ssl%2Fs3_srvr.c;h=e1d35f791127d0a5ce04d45395891c98b287839b;hb=ef908777218bd4a362dbe9cebb8e18fa8ab384cf;hp=ce14fb6f69d9c6b0dffc9e349be9c3dc41143549;hpb=8358302d47c8b6e0680d91ffee11302331f17a69;p=oweals%2Fopenssl.git

diff --git a/ssl/s3_srvr.c b/ssl/s3_srvr.c
index ce14fb6f69..e1d35f7911 100644
--- a/ssl/s3_srvr.c
+++ b/ssl/s3_srvr.c
@@ -410,9 +410,8 @@ int ssl3_accept(SSL *s)
 		case SSL3_ST_SW_CERT_B:
 			/* Check if it is anon DH or anon ECDH, */
 			/* normal PSK or KRB5 or SRP */
-			if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL)
-				&& !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)
-				&& !(s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5))
+			if (!(s->s3->tmp.new_cipher->algorithm_auth & (SSL_aNULL|SSL_aKRB5|SSL_aSRP))
+				&& !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK))
 				{
 				ret=ssl3_send_server_certificate(s);
 				if (ret <= 0) goto end;
@@ -515,7 +514,9 @@ int ssl3_accept(SSL *s)
 				  * (against the specs, but s3_clnt.c accepts this for SSL 3) */
 				 !(s->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)) ||
 				 /* never request cert in Kerberos ciphersuites */
-				(s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5)
+				(s->s3->tmp.new_cipher->algorithm_auth & SSL_aKRB5) ||
+				/* don't request certificate for SRP auth */
+				(s->s3->tmp.new_cipher->algorithm_auth & SSL_aSRP)
 				/* With normal PSK Certificates and
 				 * Certificate Requests are omitted */
 				|| (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK))
@@ -1875,7 +1876,7 @@ int ssl3_send_server_key_exchange(SSL *s)
 			n+=2+nr[i];
 			}
 
-		if (!(s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL)
+		if (!(s->s3->tmp.new_cipher->algorithm_auth & (SSL_aNULL|SSL_aSRP))
 			&& !(s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK))
 			{
 			if ((pkey=ssl_get_sign_pkey(s,s->s3->tmp.new_cipher,&md))
@@ -2847,6 +2848,13 @@ int ssl3_get_client_key_exchange(SSL *s)
 				SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,ERR_R_BN_LIB);
 				goto err;
 				}
+			if (BN_ucmp(s->srp_ctx.A, s->srp_ctx.N) >= 0
+				|| BN_is_zero(s->srp_ctx.A))
+				{
+				al=SSL_AD_ILLEGAL_PARAMETER;
+				SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_BAD_SRP_PARAMETERS);
+				goto f_err;
+				}
 			if (s->session->srp_username != NULL)
 				OPENSSL_free(s->session->srp_username);
 			s->session->srp_username = BUF_strdup(s->srp_ctx.login);