<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200812-15"> <title>POV-Ray: User-assisted execution of arbitrary code</title> <synopsis> POV-Ray includes a version of libpng that might allow for the execution of arbitrary code when reading a specially crafted PNG file </synopsis> <product type="ebuild">povray</product> <announced>2008-12-14</announced> <revised count="01">2008-12-14</revised> <bug>153538</bug> <access>local</access> <affected> <package name="media-gfx/povray" auto="yes" arch="*"> <unaffected range="ge">3.6.1-r4</unaffected> <vulnerable range="lt">3.6.1-r4</vulnerable> </package> </affected> <background> <p> POV-Ray is a well known open-source ray tracer. </p> </background> <description> <p> POV-Ray uses a statically linked copy of libpng to view and output PNG files. The version shipped with POV-Ray is vulnerable to CVE-2008-3964, CVE-2008-1382, CVE-2006-3334, CVE-2006-0481, CVE-2004-0768. A bug in POV-Ray's build system caused it to load the old version when your installed copy of libpng was >=media-libs/libpng-1.2.10. </p> </description> <impact type="normal"> <p> An attacker could entice a user to load a specially crafted PNG file as a texture, resulting in the execution of arbitrary code with the permissions of the user running the application. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All POV-Ray users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=media-gfx/povray-3.6.1-r4"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-0768">CVE-2004-0768</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-0481">CVE-2006-0481</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3334">CVE-2006-3334</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1382">CVE-2008-1382</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3964">CVE-2008-3964</uri> </references> <metadata tag="requester" timestamp="2008-12-04T23:06:51Z"> mabi </metadata> <metadata tag="submitter" timestamp="2008-12-06T15:52:40Z"> mabi </metadata> <metadata tag="bugReady" timestamp="2008-12-11T20:06:51Z"> p-y </metadata> </glsa>