glsa-201311-18.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201311-18">
  <title>Unbound: Denial of Service</title>
  <synopsis>Multiple Denial of Service vulnerabilities have been found in
    Unbound.
  </synopsis>
  <product type="ebuild">unbound</product>
  <announced>2013-11-28</announced>
  <revised count="1">2013-11-28</revised>
  <bug>395287</bug>
  <access>remote</access>
  <affected>
    <package name="net-dns/unbound" auto="yes" arch="*">
      <unaffected range="ge">1.4.13_p2</unaffected>
      <vulnerable range="lt">1.4.13_p2</vulnerable>
    </package>
  </affected>
  <background>
    <p>Unbound is a validating, recursive, and caching DNS resolver. </p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in Unbound. Please review
      the CVE identifiers referenced below for details.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker could possibly cause a Denial of Service condition via
      a specially crafted response.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All Unbound users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=net-dns/unbound-1.4.13_p2"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4528">CVE-2011-4528</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4869">CVE-2011-4869</uri>
  </references>
  <metadata tag="requester" timestamp="2012-03-06T01:21:57Z">craig</metadata>
  <metadata tag="submitter" timestamp="2013-11-28T08:18:29Z">Zlogene</metadata>
</glsa>