Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934194AbZIDUQ5 (ORCPT ); Fri, 4 Sep 2009 16:16:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S934082AbZIDUQu (ORCPT ); Fri, 4 Sep 2009 16:16:50 -0400 Received: from kroah.org ([198.145.64.141]:36297 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934099AbZIDUOp (ORCPT ); Fri, 4 Sep 2009 16:14:45 -0400 X-Mailbox-Line: From gregkh@mini.kroah.org Fri Sep 4 13:08:56 2009 Message-Id: <20090904200856.202001072@mini.kroah.org> User-Agent: quilt/0.48-1 Date: Fri, 04 Sep 2009 13:07:52 -0700 From: Greg KH To: linux-kernel@vger.kernel.org, stable@kernel.org Cc: stable-review@kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Eric Dumazet , "David S. Miller" Subject: [patch 40/48] netrom: Fix nr_getname() leak References: <20090904200712.724048145@mini.kroah.org> Content-Disposition: inline; filename=netrom-fix-nr_getname-leak.patch In-Reply-To: <20090904201112.GA8274@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1141 Lines: 25 2.6.27-stable review patch. If anyone has any objections, please let us know. ------------------ From: Eric Dumazet commit f6b97b29513950bfbf621a83d85b6f86b39ec8db upstream. nr_getname() can leak kernel memory to user. Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/netrom/af_netrom.c | 1 + 1 file changed, 1 insertion(+) --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -848,6 +848,7 @@ static int nr_getname(struct socket *soc sax->fsa_ax25.sax25_family = AF_NETROM; sax->fsa_ax25.sax25_ndigis = 1; sax->fsa_ax25.sax25_call = nr->user_addr; + memset(sax->fsa_digipeater, 0, sizeof(sax->fsa_digipeater)); sax->fsa_digipeater[0] = nr->dest_addr; *uaddr_len = sizeof(struct full_sockaddr_ax25); } else { -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/