<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200903-38"> <title>Squid: Multiple Denial of Service vulnerabilities</title> <synopsis> Multiple vulnerabilities have been found in Squid which allow for remote Denial of Service attacks. </synopsis> <product type="ebuild">Squid</product> <announced>2009-03-24</announced> <revised count="01">2009-03-24</revised> <bug>216319</bug> <bug>257585</bug> <access>remote</access> <affected> <package name="net-proxy/squid" auto="yes" arch="*"> <unaffected range="ge">2.7.6</unaffected> <vulnerable range="lt">2.7.6</vulnerable> </package> </affected> <background> <p> Squid is a full-featured web proxy cache. </p> </background> <description> <ul> <li>The arrayShrink function in lib/Array.c can cause an array to shrink to 0 entries, which triggers an assert error. NOTE: this issue is due to an incorrect fix for CVE-2007-6239 (CVE-2008-1612).</li> <li>An invalid version number in a HTTP request may trigger an assertion in HttpMsg.c and HttpStatusLine.c (CVE-2009-0478).</li> </ul> </description> <impact type="normal"> <p> The issues allows for Denial of Service attacks against the service via an HTTP request with an invalid version number and other specially crafted requests. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All Squid users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=net-proxy/squid-2.7.6"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6239">CVE-2007-6239</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1612">CVE-2008-1612</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0478">CVE-2009-0478</uri> <uri link="https://www.gentoo.org/security/en/glsa/glsa-200801-05.xml">GLSA-200801-05</uri> </references> <metadata tag="requester" timestamp="2009-03-09T14:14:34Z"> rbu </metadata> <metadata tag="submitter" timestamp="2009-03-16T14:25:11Z"> craig </metadata> <metadata tag="bugReady" timestamp="2009-03-24T16:45:49Z"> p-y </metadata> </glsa>