netdev - Re: [PATCH net] netfilter: xt_TCPMSS: add more sanity tests on tcph->doff

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Message-ID: <20170408202443.GA3373@salvia>
Date:   Sat, 8 Apr 2017 22:24:43 +0200
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     Denys Fedoryshchenko <nuclearcat@...learcat.com>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>,
        netfilter-devel@...r.kernel.org
Subject: Re: [PATCH net] netfilter: xt_TCPMSS: add more sanity tests on
 tcph->doff

On Mon, Apr 03, 2017 at 10:55:11AM -0700, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> Denys provided an awesome KASAN report pointing to an use
> after free in xt_TCPMSS
> 
> I have provided three patches to fix this issue, either in xt_TCPMSS or
> in xt_tcpudp.c. It seems xt_TCPMSS patch has the smallest possible
> impact.

Applied to nf.git, thanks!