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Date: Wed, 04 Jan 2012 15:18:54 -0700
From: Kurt Seifried <>
Subject: Re: CVE Request -- kernel: futex: clear robust_list
 on execve

On 01/04/2012 03:10 PM, Petr Matousek wrote:
> Move "exit_robust_list" into mm_release() and clear them
> We don't want to get rid of the futexes just at exit() time, we want to
> drop them when doing an execve() too, since that gets rid of the
> previous VM image too.
> Doing it at mm_release() time means that we automatically always do it
> when we disassociate a VM map from the task.
> Upstream patches:
> 8141c7f3e7aee618312fa1c15109e1219de784a7
> fc6b177dee33365ccb29fe6d2092223cf8d679f9
> Reference:
Please use CVE-2012-0028 for this issue.


-- Kurt Seifried / Red Hat Security Response Team

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