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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200812-01">
<title>OptiPNG: User-assisted execution of arbitrary code</title>
<synopsis>
A vulnerability in OptiPNG might result in user-assisted execution of
arbitrary code.
</synopsis>
<product type="ebuild">optipng</product>
<announced>December 02, 2008</announced>
<revised>December 02, 2008: 01</revised>
<bug>246522</bug>
<access>remote</access>
<affected>
<package name="media-gfx/optipng" auto="yes" arch="*">
<unaffected range="ge">0.6.2</unaffected>
<vulnerable range="lt">0.6.2</vulnerable>
</package>
</affected>
<background>
<p>
OptiPNG is a PNG optimizer that recompresses image files to a smaller
size, without losing any information.
</p>
</background>
<description>
<p>
A buffer overflow in the BMP reader in OptiPNG has been reported.
</p>
</description>
<impact type="normal">
<p>
A remote attacker could entice a user to process a specially crafted
BMP image, possibly resulting in the execution of arbitrary code with
the privileges of the user running the application, or a Denial of
Service.
</p>
</impact>
<workaround>
<p>
There is no known workaround at this time.
</p>
</workaround>
<resolution>
<p>
All OptiPNG users should upgrade to the latest version:
</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=media-gfx/optipng-0.6.2&quot;</code>
</resolution>
<references>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5101">CVE-2008-5101</uri>
</references>
<metadata tag="requester" timestamp="Sat, 22 Nov 2008 17:38:05 +0000">
keytoaster
</metadata>
<metadata tag="submitter" timestamp="Wed, 26 Nov 2008 23:15:20 +0000">
rbu
</metadata>
<metadata tag="bugReady" timestamp="Wed, 26 Nov 2008 23:15:33 +0000">
rbu
</metadata>
</glsa>