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Date: Tue, 18 Mar 2008 10:46:00 -0400
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com, Robert Buchholz <rbu@...too.org>
cc: "Steven M. Christey" <coley@...us.mitre.org>
Subject: Re: CVE request: bzip2 CERT-FI: 20469
>
> Hey,
>
> CERT-FI: 20469 [1] was released yesterday, and with it a new bzip2=20
> release, quoting their CHANGES:
>
> 1.0.5 (10 Dec 07)
> ~~~~~~~~~~~~~~~~~
> Security fix only. Fixes CERT-FI 20469 as it applies to bzip2.
>
>
> Reading the patch [2], it's missing a boundary check that can lead to an
> over-read on the tt/ll heap-buffer. I'd call this a DoS, did anyone
> else review?
>
I'm running version 1.0.4 through the bzip2 files now (it takes a long time
to run, there are a lot of files). If I find the reproducer, I'll let you
know.
I saw no crashes when I ran the CERT-FI suite over bzip2 versions 1.0.1,
1.0.2, and 1.0.3.
--
JB
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