linux-kernel - Re: CVE-2016-10229 in 4.4.x series

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Message-ID: <20170516052009.GA17400@1wt.eu>
Date:   Tue, 16 May 2017 07:20:09 +0200
From:   Willy Tarreau <w@....eu>
To:     Steven Pease <spease@...tabletech.com>
Cc:     linux-kernel@...r.kernel.org
Subject: Re: CVE-2016-10229 in 4.4.x series

On Mon, May 15, 2017 at 06:09:53PM -0700, Steven Pease wrote:
> Hi,
> 
> This is my first post - not currently subscribed so please CC me. :) I
> searched a bit for this question, but couldn't find an answer (Googled
> '2016-10229 site:lkml.org').
> 
> Does CVE-2016-10229 affect the newest version of the 4.4.x kernel
> series (currently 4.4.68) and are there any plans to fix this in the
> 4.4 kernel series?

This one was fixed by upstream commit 197c949 ("udp: properly support
MSG_PEEK with truncated buffers"), which was backported in 4.4 as
commit dfe2042d96 in 4.4.21. So in short, 4.4.68 is safe.

Willy