<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201612-56">
  <title>Xen: Multiple vulnerabilities</title>
  <synopsis>Multiple vulnerabilities have been found in Xen, the worst of which
    could lead to the execution of arbitrary code on the host system.
  </synopsis>
  <product type="ebuild">xen</product>
  <announced>2016-12-31</announced>
  <revised count="2">2017-01-03</revised>
  <bug>600382</bug>
  <bug>600662</bug>
  <bug>601248</bug>
  <bug>601250</bug>
  <bug>601986</bug>
  <bug>603420</bug>
  <access>local</access>
  <affected>
    <package name="app-emulation/xen" auto="yes" arch="*">
      <unaffected range="ge">4.7.1-r4</unaffected>
      <vulnerable range="lt">4.7.1-r4</vulnerable>
    </package>
    <package name="app-emulation/xen-tools" auto="yes" arch="*">
      <unaffected range="ge">4.7.1-r4</unaffected>
      <vulnerable range="lt">4.7.1-r4</vulnerable>
    </package>
    <package name="app-emulation/xen-pvgrub" auto="yes" arch="*">
      <unaffected range="ge">4.7.1-r1</unaffected>
      <vulnerable range="lt">4.7.1-r1</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 attacker could possibly execute arbitrary code with the
      privileges of the process, could gain privileges on the host system,
      cause a Denial of Service condition, or obtain sensitive information.
    </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-4.7.1-r4"
    </code>
    
    <p>All Xen Tools users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose
      "&gt;=app-emulation/xen-tools-4.7.1-r4"
    </code>
    
    <p>All Xen PvGrub users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose
      "&gt;=app-emulation/xen-pvgrub-4.7.1-r1"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-10024">
      CVE-2016-10024
    </uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9377">CVE-2016-9377</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9378">CVE-2016-9378</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9379">CVE-2016-9379</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9380">CVE-2016-9380</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9381">CVE-2016-9381</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9382">CVE-2016-9382</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9383">CVE-2016-9383</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9384">CVE-2016-9384</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9385">CVE-2016-9385</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9386">CVE-2016-9386</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9637">CVE-2016-9637</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9815">CVE-2016-9815</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9816">CVE-2016-9816</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9817">CVE-2016-9817</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9818">CVE-2016-9818</uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9932">CVE-2016-9932</uri>
  </references>
  <metadata tag="requester" timestamp="2016-11-26T10:47:37Z">b-man</metadata>
  <metadata tag="submitter" timestamp="2017-01-03T05:55:18Z">b-man</metadata>
</glsa>
