Disallow Ed448 signature malleability

[openssl.git] / crypto / ec / ec_key.c

diff --git a/crypto/ec/ec_key.c b/crypto/ec/ec_key.c
index ec10b7e4a212baf3e36d97d248fb15dfe64aa3bd..637ba141ab2cbbdee202aad865af4e76f4125066 100644 (file)
--- a/crypto/ec/ec_key.c
+++ b/crypto/ec/ec_key.c
@@ -2,7 +2,7 @@
  * Copyright 2002-2018 The OpenSSL Project Authors. All Rights Reserved.
  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
  *
- * Licensed under the OpenSSL license (the "License").  You may not use
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
  * in the file LICENSE in the source distribution or at
  * https://www.openssl.org/source/license.html
@@ -51,7 +51,7 @@ void EC_KEY_free(EC_KEY *r)
         return;
     REF_ASSERT_ISNT(i < 0);
 
-    if (r->meth->finish != NULL)
+    if (r->meth != NULL && r->meth->finish != NULL)
         r->meth->finish(r);
 
 #ifndef OPENSSL_NO_ENGINE