metadata/glsa/glsa-201710-17.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201710-17">
  <title>Xen: Multiple vulnerabilities</title>
  <synopsis>Multiple vulnerabilities have been found in Xen, the worst of which
    may allow local attackers to escalate privileges.
  </synopsis>
  <product type="ebuild">xen</product>
  <announced>2017-10-18</announced>
  <revised>2017-10-18: 1</revised>
  <bug>624112</bug>
  <bug>624116</bug>
  <bug>624118</bug>
  <bug>624124</bug>
  <bug>624128</bug>
  <access>local</access>
  <affected>
    <package name="app-emulation/xen" auto="yes" arch="*">
      <unaffected range="ge">4.7.3</unaffected>
      <vulnerable range="lt">4.7.3</vulnerable>
    </package>
    <package name="app-emulation/xen-pvgrub" auto="yes" arch="*">
      <unaffected range="ge">4.7.3</unaffected>
      <vulnerable range="lt">4.7.3</vulnerable>
    </package>
    <package name="app-emulation/xen-tools" auto="yes" arch="*">
      <unaffected range="ge">4.7.3</unaffected>
      <vulnerable range="lt">4.7.3</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
      referenced CVE identifiers for details.
    </p>
  </description>
  <impact type="high">
    <p>A local attacker could escalate privileges, cause a Denial of Service
      condition, obtain sensitive information, or have other unspecified
      impacts.
    </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-4.7.3"
    </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-4.7.3"
    </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-4.7.3"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10912">
      CVE-2017-10912
    </uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10913">
      CVE-2017-10913
    </uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10914">
      CVE-2017-10914
    </uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10915">
      CVE-2017-10915
    </uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10918">
      CVE-2017-10918
    </uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10920">
      CVE-2017-10920
    </uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10921">
      CVE-2017-10921
    </uri>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-10922">
      CVE-2017-10922
    </uri>
  </references>
  <metadata tag="requester" timestamp="2017-10-15T20:12:25Z">b-man</metadata>
  <metadata tag="submitter" timestamp="2017-10-18T00:42:15Z">chrisadr</metadata>
</glsa>