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From: Denys Fedoryshchenko <nuclearcat@nuclearcat.com>
To: Pablo Neira Ayuso <pablo@netfilter.org>
Cc: Eric Dumazet <eric.dumazet@gmail.com>,
	Linux Kernel Network Developers <netdev@vger.kernel.org>,
	netfilter-devel@vger.kernel.org
Subject: Re: [PATCH net] netfilter: xt_TCPMSS: add more sanity tests on tcph->doff
Date: Thu, 20 Apr 2017 21:14:55 +0300	[thread overview]
Message-ID: <57943637ed28d314172e2a9ad0f4d99f@nuclearcat.com> (raw)
In-Reply-To: <20170408202443.GA3373@salvia>

On 2017-04-08 23:24, Pablo Neira Ayuso wrote:
> On Mon, Apr 03, 2017 at 10:55:11AM -0700, Eric Dumazet wrote:
>> From: Eric Dumazet <edumazet@google.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!
Any plans to queue it to stable trees?
It seems affected kernel for years.

      reply	other threads:[~2017-04-20 18:14 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-02  7:43 KASAN, xt_TCPMSS finally found nasty use-after-free bug? 4.10.8 Denys Fedoryshchenko
2017-04-02 11:24 ` Eric Dumazet
2017-04-02 11:45   ` Florian Westphal
2017-04-02 11:51     ` Denys Fedoryshchenko
2017-04-02 11:54     ` Eric Dumazet
2017-04-02 12:19       ` Eric Dumazet
2017-04-02 12:25         ` Denys Fedoryshchenko
2017-04-02 12:32           ` Eric Dumazet
2017-04-02 16:52             ` Denys Fedoryshchenko
2017-04-02 17:14               ` Eric Dumazet
2017-04-02 17:26                 ` Eric Dumazet
2017-04-03  8:10                   ` Denys Fedoryshchenko
2017-04-03 12:09                     ` Eric Dumazet
2017-04-03 12:14                       ` Denys Fedoryshchenko
2017-04-03 12:24                         ` Eric Dumazet
2017-04-03 17:55   ` [PATCH net] netfilter: xt_TCPMSS: add more sanity tests on tcph->doff Eric Dumazet
2017-04-08 20:24     ` Pablo Neira Ayuso
2017-04-20 18:14       ` Denys Fedoryshchenko [this message]

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