glsa-201412-41.xml


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<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?>
<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201412-41">
  <title>OpenVPN: Denial of Service</title>
  <synopsis>A vulnerability in OpenVPN could lead to Denial of Service.</synopsis>
  <product type="ebuild">openvpn</product>
  <announced>December 26, 2014</announced>
  <revised>December 26, 2014: 1</revised>
  <bug>531308</bug>
  <access>remote</access>
  <affected>
    <package name="net-misc/openvpn" auto="yes" arch="*">
      <unaffected range="ge">2.3.6</unaffected>
      <vulnerable range="lt">2.3.6</vulnerable>
    </package>
  </affected>
  <background>
    <p>OpenVPN is a multi-platform, full-featured SSL VPN solution.</p>
  </background>
  <description>
    <p>OpenVPN does not properly handle control channel packets that are too
      small.
    </p>
  </description>
  <impact type="normal">
    <p>A remote authenticated attacker could send a specially crafted control
      channel packet, possibly resulting in a Denial of Service condition.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All OpenVPN users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=net-misc/openvpn-2.3.6"
    </code>
  </resolution>
  <references>
    <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8104">CVE-2014-8104</uri>
  </references>
  <metadata tag="requester" timestamp="Thu, 04 Dec 2014 00:38:51 +0000">ackle</metadata>
  <metadata tag="submitter" timestamp="Fri, 26 Dec 2014 17:10:38 +0000">ackle</metadata>
</glsa>