glsa-201701-07.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201701-07">
  <title>Open vSwitch: Remote execution of arbitrary code</title>
  <synopsis>A buffer overflow in Open vSwitch might allow remote attackers to
    execute arbitrary code.
  </synopsis>
  <product type="ebuild">openvswitch</product>
  <announced>2017-01-01</announced>
  <revised count="2">2017-01-01</revised>
  <bug>577568</bug>
  <access>remote</access>
  <affected>
    <package name="net-misc/openvswitch" auto="yes" arch="*">
      <unaffected range="ge">2.5.0</unaffected>
      <vulnerable range="lt">2.5.0</vulnerable>
    </package>
  </affected>
  <background>
    <p>Open vSwitch is a production quality multilayer virtual switch.</p>
  </background>
  <description>
    <p>A buffer overflow was discovered in lib/flow.c in ovs-vswitchd.</p>
  </description>
  <impact type="normal">
    <p>A remote attacker, using a specially crafted MPLS packet, could execute
      arbitrary code.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All Open vSwitch users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=net-misc/openvswitch-2.5.0"
    </code>
  </resolution>
  <references>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2074">
      CVE-2016-2074
    </uri>
  </references>
  <metadata tag="requester" timestamp="2017-01-01T12:31:09Z">b-man</metadata>
  <metadata tag="submitter" timestamp="2017-01-01T16:00:54Z">b-man</metadata>
</glsa>