From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756560Ab0LHAuV (ORCPT ); Tue, 7 Dec 2010 19:50:21 -0500 Received: from kroah.org ([198.145.64.141]:58733 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756499Ab0LHAsU (ORCPT ); Tue, 7 Dec 2010 19:48:20 -0500 X-Mailbox-Line: From gregkh@clark.site Tue Dec 7 16:44:36 2010 Message-Id: <20101208004436.230641263@clark.site> User-Agent: quilt/0.48-11.2 Date: Tue, 07 Dec 2010 16:45:05 -0800 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, "David S. Miller" Subject: [119/127] net: Truncate recvfrom and sendto length to INT_MAX. In-Reply-To: <20101208004456.GA23578@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2.6.32-stable review patch. If anyone has any objections, please let us know. ------------------ From: Linus Torvalds commit 253eacc070b114c2ec1f81b067d2fed7305467b0 upstream. Signed-off-by: Linus Torvalds Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- net/socket.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/net/socket.c +++ b/net/socket.c @@ -1673,6 +1673,8 @@ SYSCALL_DEFINE6(sendto, int, fd, void __ struct iovec iov; int fput_needed; + if (len > INT_MAX) + len = INT_MAX; sock = sockfd_lookup_light(fd, &err, &fput_needed); if (!sock) goto out; @@ -1730,6 +1732,8 @@ SYSCALL_DEFINE6(recvfrom, int, fd, void int err, err2; int fput_needed; + if (size > INT_MAX) + size = INT_MAX; sock = sockfd_lookup_light(fd, &err, &fput_needed); if (!sock) goto out;