File CVE-2011-3210.patch of Package compat-openssl098.145

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File CVE-2011-3210.patch of Package compat-openssl098.145 (Revision 9b4b934c082865ca6e58f24fd3e2448c)

Currently displaying revision 9b4b934c082865ca6e58f24fd3e2448c , Show latest

Index: openssl-0.9.8j/ssl/s3_lib.c
===================================================================
--- openssl-0.9.8j.orig/ssl/s3_lib.c
+++ openssl-0.9.8j/ssl/s3_lib.c
@@ -1722,11 +1722,17 @@ void ssl3_clear(SSL *s)
 		}
 #ifndef OPENSSL_NO_DH
 	if (s->s3->tmp.dh != NULL)
+	{
 		DH_free(s->s3->tmp.dh);
+		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
 
 	rp = s->s3->rbuf.buf;
Index: openssl-0.9.8j/ssl/s3_srvr.c
===================================================================
--- openssl-0.9.8j.orig/ssl/s3_srvr.c
+++ openssl-0.9.8j/ssl/s3_srvr.c
@@ -712,6 +712,13 @@ 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;
@@ -1316,7 +1323,6 @@ 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;
 				}
@@ -1377,7 +1383,6 @@ 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;
 				}
@@ -1388,12 +1393,11 @@ 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) ||
@@ -2249,6 +2253,12 @@ 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)
 				{

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File CVE-2011-3210.patch of Package compat-openssl098.145 (Revision 9b4b934c082865ca6e58f24fd3e2448c)

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