Add fix for CVE-2013-4353

(cherry picked from commit 6b42ed4e7104898f4b5b69337589719913b36404)

ssl/s3_both.c

@@ -203,7 +203,11 @@ static void ssl3_take_mac(SSL *s)
 	{
 	const char *sender;
 	int slen;
-
+	/* If no new cipher setup return immediately: other functions will
+	 * set the appropriate error.
+	 */
+	if (s->s3->tmp.new_cipher == NULL)
+		return;
 	if (s->state & SSL_ST_CONNECT)
 		{
 		sender=s->method->ssl3_enc->server_finished_label;