From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pablo Neira Ayuso Subject: Re: [PATCH net] netfilter: x_tables: avoid out-of-bounds reads in xt_request_find_match() Date: Thu, 25 Jan 2018 00:49:16 +0100 Message-ID: <20180124234916.knidvxyyxznyzkko@salvia> References: <1516834188.3715.35.camel@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev , netfilter-devel@vger.kernel.org, Florian Westphal To: Eric Dumazet Return-path: Content-Disposition: inline In-Reply-To: <1516834188.3715.35.camel@gmail.com> Sender: netfilter-devel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wed, Jan 24, 2018 at 02:49:48PM -0800, Eric Dumazet wrote: > From: Eric Dumazet > > It looks like syzbot found its way into netfilter territory. > > Issue here is that @name comes from user space and might > not be null terminated. > > Out-of-bound reads happen, KASAN is not happy. Applied, thanks Eric.