<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200808-07"> <title>ClamAV: Multiple Denials of Service</title> <synopsis> Multiple vulnerabilities in ClamAV may result in a Denial of Service. </synopsis> <product type="ebuild">clamav</product> <announced>2008-08-08</announced> <revised count="01">2008-08-08</revised> <bug>204340</bug> <bug>227351</bug> <access>remote</access> <affected> <package name="app-antivirus/clamav" auto="yes" arch="*"> <unaffected range="ge">0.93.3</unaffected> <vulnerable range="lt">0.93.3</vulnerable> </package> </affected> <background> <p> Clam AntiVirus is a free anti-virus toolkit for UNIX, designed especially for e-mail scanning on mail gateways. </p> </background> <description> <p> Damian Put has discovered an out-of-bounds memory access while processing Petite files (CVE-2008-2713, CVE-2008-3215). Also, please note that the 0.93 ClamAV branch fixes the first of the two attack vectors of CVE-2007-6595 concerning an insecure creation of temporary files vulnerability. The sigtool attack vector seems still unfixed. </p> </description> <impact type="low"> <p> A remote attacker could entice a user or automated system to scan a specially crafted Petite file, possibly resulting in a Denial of Service (daemon crash). Also, the insecure creation of temporary files vulnerability can be triggered by a local user to perform a symlink attack. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All ClamAV users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=app-antivirus/clamav-0.93.3"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6595">CVE-2007-6595</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2713">CVE-2008-2713</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3215">CVE-2008-3215</uri> </references> <metadata tag="requester" timestamp="2008-08-03T21:50:46Z"> rbu </metadata> <metadata tag="submitter" timestamp="2008-08-05T21:44:31Z"> falco </metadata> <metadata tag="bugReady" timestamp="2008-08-05T21:46:23Z"> falco </metadata> </glsa>