glsa-201412-34.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201412-34">
  <title>NTP: Multiple vulnerabilities</title>
  <synopsis>Multiple vulnerabilities have been found in NTP, the worst of which
    could result in remote execution of arbitrary code.
  </synopsis>
  <product type="ebuild">ntp</product>
  <announced>December 24, 2014</announced>
  <revised>December 24, 2014: 2</revised>
  <bug>533076</bug>
  <access>remote</access>
  <affected>
    <package name="net-misc/ntp" auto="yes" arch="*">
      <unaffected range="ge">4.2.8</unaffected>
      <vulnerable range="lt">4.2.8</vulnerable>
    </package>
  </affected>
  <background>
    <p>NTP is a protocol designed to synchronize the clocks of computers over a
      network. The net-misc/ntp package contains the official reference
      implementation by the NTP Project.
    </p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in NTP. Please review the
      CVE identifiers referenced below for details.
    </p>
  </description>
  <impact type="high">
    <p>A remote unauthenticated attacker may be able to execute arbitrary code
      with the privileges of the process, cause a Denial of Service condition,
      and obtain sensitive information that could assist in other attacks.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All NTP users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=net-misc/ntp-4.2.8"
    </code>
  </resolution>
  <references>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9293">CVE-2014-9293</uri>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9294">CVE-2014-9294</uri>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9295">CVE-2014-9295</uri>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9296">CVE-2014-9296</uri>
  </references>
  <metadata tag="requester" timestamp="Tue, 23 Dec 2014 23:07:31 +0000">ackle</metadata>
  <metadata tag="submitter" timestamp="Wed, 24 Dec 2014 19:20:24 +0000">ackle</metadata>
</glsa>