<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200811-04"> <title>Graphviz: User-assisted execution of arbitrary code</title> <synopsis> A buffer overflow in Graphviz might lead to user-assisted execution of arbitrary code via a DOT file. </synopsis> <product type="ebuild">graphviz</product> <announced>2008-11-09</announced> <revised count="01">2008-11-09</revised> <bug>240636</bug> <access>remote</access> <affected> <package name="media-gfx/graphviz" auto="yes" arch="*"> <unaffected range="ge">2.20.3</unaffected> <vulnerable range="lt">2.20.3</vulnerable> </package> </affected> <background> <p> Graphviz is an open source graph visualization software. </p> </background> <description> <p> Roee Hay reported a stack-based buffer overflow in the push_subg() function in parser.y when processing a DOT file with a large number of Agraph_t elements. </p> </description> <impact type="normal"> <p> A remote attacker could entice a user or automated system to open a specially crafted DOT file in an application using Graphviz, possibly leading to the execution of arbitrary code. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All Graphviz users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=media-gfx/graphviz-2.20.3"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4555">CVE-2008-4555</uri> </references> <metadata tag="requester" timestamp="2008-10-16T18:49:15Z"> keytoaster </metadata> <metadata tag="submitter" timestamp="2008-10-21T20:26:38Z"> keytoaster </metadata> <metadata tag="bugReady" timestamp="2008-10-31T00:00:32Z"> rbu </metadata> </glsa>