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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201312-08">
<title>WebP: User-assisted execution of arbitrary code</title>
<synopsis>An integer overflow vulnerability in WebP could lead to arbitrary
code execution or Denial of Service.
</synopsis>
<product type="ebuild">libwebp</product>
<announced>December 10, 2013</announced>
<revised>December 10, 2013: 1</revised>
<bug>442152</bug>
<access>remote</access>
<affected>
<package name="media-libs/libwebp" auto="yes" arch="*">
<unaffected range="ge">0.2.1</unaffected>
<vulnerable range="lt">0.2.1</vulnerable>
</package>
</affected>
<background>
<p>WebP is a lossy image compression format.</p>
</background>
<description>
<p>An integer overflow flaw has been found in WebP.</p>
</description>
<impact type="normal">
<p>A remote attacker could entice a user to open a specially crafted image
in an application linked against WebP, possibly resulting in execution of
arbitrary code with the privileges of the process or a Denial of Service
condition.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All WebP users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=media-libs/libwebp-0.2.1"
</code>
</resolution>
<references>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-5127">CVE-2012-5127</uri>
</references>
<metadata tag="requester" timestamp="Mon, 26 Nov 2012 01:29:46 +0000">ackle</metadata>
<metadata tag="submitter" timestamp="Tue, 10 Dec 2013 07:54:19 +0000">ackle</metadata>
</glsa>