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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201401-09">
  <title>Openswan: User-assisted execution of arbitrary code</title>
  <synopsis>A vulnerability in Openswan could result in execution of arbitrary
    code or Denial of Service.
  </synopsis>
  <product type="ebuild">openswan</product>
  <announced>January 18, 2014</announced>
  <revised>January 18, 2014: 1</revised>
  <bug>483204</bug>
  <access>remote</access>
  <affected>
    <package name="net-misc/openswan" auto="yes" arch="*">
      <unaffected range="ge">2.6.39</unaffected>
      <vulnerable range="lt">2.6.39</vulnerable>
    </package>
  </affected>
  <background>
    <p>Openswan is an implementation of IPsec for Linux.</p>
  </background>
  <description>
    <p>A buffer overflow flaw has been discovered in Openswan when using
      Opportunistic Encryption.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker could send a specially crafted DNS TXT record,
      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 Openswan users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=net-misc/openswan-2.6.39"
    </code>
  </resolution>
  <references>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-2053">CVE-2013-2053</uri>
  </references>
  <metadata tag="requester" timestamp="Sun, 01 Sep 2013 18:39:23 +0000">ackle</metadata>
  <metadata tag="submitter" timestamp="Sat, 18 Jan 2014 20:05:02 +0000">ackle</metadata>
</glsa>