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Message-ID: <20110815134300.GB2774@dhcp-25-225.brq.redhat.com>
Date: Mon, 15 Aug 2011 15:43:01 +0200
From: Petr Matousek <pmatouse@...hat.com>
To: oss-security@...ts.openwall.com
Cc: coley@...us.mitre.org
Subject: CVE request -- kernel: perf: fix software event overflow
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)
Thank you,
--
Petr Matousek / Red Hat Security Response Team
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