glsa-201701-61.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201701-61">
  <title>WebP: Multiple vulnerabilities</title>
  <synopsis>Multiple vulnerabilities have been discovered in WebP, the worst of
    which could allow a remote attacker to cause a Denial of Service condition.
  </synopsis>
  <product type="ebuild">webp</product>
  <announced>2017-01-24</announced>
  <revised count="3">2017-01-24</revised>
  <bug>598208</bug>
  <access>remote</access>
  <affected>
    <package name="media-libs/libwebp" auto="yes" arch="*">
      <unaffected range="ge">0.5.2</unaffected>
      <vulnerable range="lt">0.5.2</vulnerable>
    </package>
  </affected>
  <background>
    <p>WebP is an image format employing both lossy and lossless compression.</p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in WebP’s gif2webp tool.
      Please review the CVE identifier and bug reference for details.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker, by enticing a user to process a specially crafted
      file using WebP’s gif2webp tool, could possibly cause a Denial of
      Service condition or other unspecified impacts.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All WebP users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=media-libs/libwebp-0.5.2"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9085">CVE-2016-9085</uri>
  </references>
  <metadata tag="requester" timestamp="2017-01-19T08:48:39Z">b-man</metadata>
  <metadata tag="submitter" timestamp="2017-01-24T11:09:59Z">b-man</metadata>
</glsa>