glsa-201412-42.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201412-42">
  <title>Xen: Denial of Service</title>
  <synopsis>Multiple vulnerabilities have been found in Xen, possibly resulting
    in Denial of Service.
  </synopsis>
  <product type="ebuild">xen</product>
  <announced>December 26, 2014</announced>
  <revised>December 31, 2014: 2</revised>
  <bug>523524</bug>
  <bug>524200</bug>
  <access>local</access>
  <affected>
    <package name="app-emulation/xen" auto="yes" arch="*">
      <unaffected range="rge">4.2.5-r1</unaffected>
      <unaffected range="ge">4.3.3-r3</unaffected>
      <vulnerable range="lt">4.3.3-r3</vulnerable>
    </package>
  </affected>
  <background>
    <p>Xen is a bare-metal hypervisor.</p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in Xen. Please review the
      CVE identifiers referenced below for details.
    </p>
  </description>
  <impact type="normal">
    <p>A local user could possibly cause a Denial of Service condition.</p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All xen users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-emulation/xen-4.2.5-r1"
    </code>
    
    <p>All xen users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-emulation/xen-4.3.3-r3"
    </code>
    
  </resolution>
  <references>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7154">CVE-2014-7154</uri>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7155">CVE-2014-7155</uri>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7156">CVE-2014-7156</uri>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7188">CVE-2014-7188</uri>
  </references>
  <metadata tag="requester" timestamp="Wed, 15 Oct 2014 01:33:19 +0000">
    BlueKnight
  </metadata>
  <metadata tag="submitter" timestamp="Wed, 31 Dec 2014 14:18:28 +0000">Zlogene</metadata>
</glsa>