glsa-201811-19.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201811-19">
  <title>Libav: Multiple vulnerabilities</title>
  <synopsis>Multiple vulnerabilities have been found in Libav, the worst of
    which may allow a Denial of Service condition.
  </synopsis>
  <product type="ebuild">libav</product>
  <announced>2018-11-27</announced>
  <revised count="1">2018-11-27</revised>
  <bug>637458</bug>
  <access>remote</access>
  <affected>
    <package name="media-video/libav" auto="yes" arch="*">
      <unaffected range="ge">12.3</unaffected>
      <vulnerable range="lt">12.3</vulnerable>
    </package>
  </affected>
  <background>
    <p>Libav is a complete solution to record, convert and stream audio and
      video.
    </p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in Libav. Please review
      the CVE identifiers referenced below for details.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker, via a crafted Smacker stream, could cause a Denial of
      Service condition.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All Libav users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=media-video/libav-12.3"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2017-16803">CVE-2017-16803</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2017-7862">CVE-2017-7862</uri>
  </references>
  <metadata tag="requester" timestamp="2018-11-24T23:08:51Z">b-man</metadata>
  <metadata tag="submitter" timestamp="2018-11-27T02:04:05Z">b-man</metadata>
</glsa>