Date: Wed, 04 Jan 2012 15:18:54 -0700 From: Kurt Seifried <kseifrie@...hat.com> To: oss-security@...ts.openwall.com 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: > https://bugzilla.redhat.com/show_bug.cgi?id=771764 > Please use CVE-2012-0028 for this issue. -- -- Kurt Seifried / Red Hat Security Response Team
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