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

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:


Please use CVE-2012-0028 for this issue.


-- Kurt Seifried / Red Hat Security Response Team

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