[openssl-commits] [openssl] OpenSSL_1_1_0-stable update

[bernd.edlinger at hotmail.de]

The branch OpenSSL_1_1_0-stable has been updated
       via  ec76f1794a55276c719617b23e816850646c43ff (commit)
      from  ba2502d7a63514cdc6a517bb0b095867c3cf13f3 (commit)


- Log -----------------------------------------------------------------
commit ec76f1794a55276c719617b23e816850646c43ff
Author: Bernd Edlinger <bernd.edlinger at hotmail.de>
Date:   Fri Mar 16 21:36:48 2018 +0100

    Fix a memory leak in tls1_mac
    
    Reviewed-by: Tim Hudson <tjh at openssl.org>
    (Merged from https://github.com/openssl/openssl/pull/5651)

-----------------------------------------------------------------------

Summary of changes:
 ssl/record/ssl3_record.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ssl/record/ssl3_record.c b/ssl/record/ssl3_record.c
index f6e59d2..6e1ff3f 100644
--- a/ssl/record/ssl3_record.c
+++ b/ssl/record/ssl3_record.c
@@ -988,8 +988,10 @@ int tls1_mac(SSL *ssl, SSL3_RECORD *rec, unsigned char *md, int sending)
         mac_ctx = hash;
     } else {
         hmac = EVP_MD_CTX_new();
-        if (hmac == NULL || !EVP_MD_CTX_copy(hmac, hash))
+        if (hmac == NULL || !EVP_MD_CTX_copy(hmac, hash)) {
+            EVP_MD_CTX_free(hmac);
             return -1;
+        }
         mac_ctx = hmac;
     }