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Message-ID: <4EAF38A9.1010603@redhat.com>
Date: Tue, 01 Nov 2011 08:09:13 +0800
From: Eugene Teo <eugene@...hat.com>
To: oss-security@...ts.openwall.com
CC: "Steven M. Christey" <coley@...us.mitre.org>
Subject: CVE request: kernel: oom: fix integer overflow of points in oom_badness
An integer overflow will happen on 64bit archs if task's sum of rss,
swapents and nr_ptes exceeds (2^31)/1000 value. This was introduced by
commit f755a04 oom: use pte pages in OOM score. This can cause a denial
of service.
https://lkml.org/lkml/2011/10/31/138
Eugene
--
Eugene Teo / Red Hat Security Response Team
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