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Date: Mon, 28 Mar 2011 11:00:00 -0400 (EDT)
From: "Steven M. Christey" <coley@...-smtp.mitre.org>
To: oss-security@...ts.openwall.com
Subject: Re: CVE Request: libpng memory leak
On Tue, 22 Mar 2011, Ludwig Nussel wrote:
> libpng has this in it's changelog¹:
> version 1.2.39beta05 [August 1, 2009]
> Reject attempt to write iCCP chunk with negative embedded profile length
> (JD Chen)
>
> As it turned out this fixes a DoS (memory consumption on x86_64 and
> a segfault on i386) if e.g. GraphicsMagick is used to convert certain
> jpeg files to png.
> The bug was introduced in 1.2.13beta1:
> http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=commitdiff;h=0ff85c6923d2c4fca4ac0bad28e387e3b1777d7a#patch19
> Then an incomplete attempt to fix it in 1.2.15beta3, due to
> http://bugs.gentoo.org/159216:
> http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=commitdiff;h=948ee23a2a400672b1751cfc646a7467741e9b2e#patch18
This gets CVE-2006-7244
> And finally fixed in 1.2.39beta5:
> http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng;a=commitdiff;h=9e88fcd58c8ce7f2183bc2045e5180cba0043f09#patch19
Since CVE-2006-7244 was a partial fix, this final fix should probably get
its own ID.
So, use CVE-2009-5063.
- Steve
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