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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201301-05">
  <title>bzip2: User-assisted execution of arbitrary code</title>
  <synopsis>An integer overflow vulnerability has been found in bzip2 and could
    result in execution of arbitrary code or Denial of Service.
  </synopsis>
  <product type="ebuild">bzip2</product>
  <announced>January 09, 2013</announced>
  <revised>January 09, 2013: 1</revised>
  <bug>338215</bug>
  <access>local</access>
  <affected>
    <package name="app-arch/bzip2" auto="yes" arch="*">
      <unaffected range="ge">1.0.6</unaffected>
      <vulnerable range="lt">1.0.6</vulnerable>
    </package>
  </affected>
  <background>
    <p>bzip2 is a high-quality data compressor used extensively by Gentoo
      Linux.
    </p>
  </background>
  <description>
    <p>An integer overflow vulnerability has been discovered in bzip2. Please
      review the CVE identifier referenced below for details.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker could entice a user to open a specially crafted
      compressed file using bzip2, possibly resulting in execution of arbitrary
      code with the privileges of the process, or a Denial of Service
      condition.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All bzip2 users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-arch/bzip2-1.0.6"
    </code>
  </resolution>
  <references>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-0405">CVE-2010-0405</uri>
  </references>
  <metadata tag="requester" timestamp="Fri, 07 Oct 2011 23:37:01 +0000">craig</metadata>
  <metadata tag="submitter" timestamp="Wed, 09 Jan 2013 00:39:55 +0000">craig</metadata>
</glsa>