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<?xml version="1.0" encoding="UTF-8"?>
<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.
<product type="ebuild">libwebp</product>
<announced>December 10, 2013</announced>
<revised>December 10, 2013: 1</revised>
<package name="media-libs/libwebp" auto="yes" arch="*">
<unaffected range="ge">0.2.1</unaffected>
<vulnerable range="lt">0.2.1</vulnerable>
<p>WebP is a lossy image compression format.</p>
<p>An integer overflow flaw has been found in WebP.</p>
<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
<p>There is no known workaround at this time.</p>
<p>All WebP users should upgrade to the latest version:</p>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=media-libs/libwebp-0.2.1"
<uri link="">CVE-2012-5127</uri>
<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>