glsa-200903-38.xml


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<?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>March 24, 2009</announced>
  <revised>March 24, 2009: 01</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 &quot;&gt;=net-proxy/squid-2.7.6&quot;</code>
  </resolution>
  <references>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6239">CVE-2007-6239</uri>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1612">CVE-2008-1612</uri>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0478">CVE-2009-0478</uri>
    <uri link="/security/en/glsa/glsa-200801-05.xml">GLSA-200801-05</uri>
  </references>
  <metadata tag="requester" timestamp="Mon, 09 Mar 2009 14:14:34 +0000">
    rbu
  </metadata>
  <metadata tag="submitter" timestamp="Mon, 16 Mar 2009 14:25:11 +0000">
    craig
  </metadata>
  <metadata tag="bugReady" timestamp="Tue, 24 Mar 2009 16:45:49 +0000">
    p-y
  </metadata>
</glsa>