From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kangjie Lu Subject: [PATCH] net: fix potential infoleak in rds_inc_info_copy Date: Wed, 1 Jun 2016 12:11:16 -0400 Message-ID: <1464797476-26596-1-git-send-email-kjlu@gatech.edu> Cc: davem@davemloft.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, taesoo@gatech.edu, csong84@gatech.edu, Kangjie Lu To: santosh.shilimkar@oracle.com Return-path: Received: from mail-yw0-f194.google.com ([209.85.161.194]:33882 "EHLO mail-yw0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752309AbcFAQLX (ORCPT ); Wed, 1 Jun 2016 12:11:23 -0400 Sender: netdev-owner@vger.kernel.org List-ID: The last field "flags" of object "minfo" is not initialized. Copying this object out may leak kernel stack data. Assign 0 to it to avoid leak. Signed-off-by: Kangjie Lu --- net/rds/recv.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/rds/recv.c b/net/rds/recv.c index c0be1ec..8413f6c 100644 --- a/net/rds/recv.c +++ b/net/rds/recv.c @@ -561,5 +561,7 @@ void rds_inc_info_copy(struct rds_incoming *inc, minfo.fport = inc->i_hdr.h_dport; } + minfo.flags = 0; + rds_info_copy(iter, &minfo, sizeof(minfo)); } -- 2.7.4