oss-security - Re: CVE request -- kernel: perf: fix software event overflow

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Message-ID: <4E49C306.6000202@redhat.com>
Date: Tue, 16 Aug 2011 09:08:22 +0800
From: Eugene Teo <eugene@...hat.com>
To: oss-security@...ts.openwall.com, coley@...us.mitre.org
Subject: Re: CVE request -- kernel: perf: fix software event
 overflow

On 08/15/2011 09:43 PM, Petr Matousek wrote:
> Hello Steve, vendors.
> 
> Description:
> Under certain circumstances software event overflows go wrong and
> deadlock. Avoid trying to delete a timer from the timer callback.
> 
> References:
> https://bugzilla.redhat.com/show_bug.cgi?id=730706
> https://lkml.org/lkml/2011/7/27/337 (reproducer)
> https://lkml.org/lkml/2011/7/28/284 (fix)
> 
> Upstream fix:
> a8b0ca17b80e92faab46ee7179ba9e99ccb61233 (much larger patch that
> contains the hunk referenced above)

Use CVE-2011-2918.

Thanks, Eugene

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