<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202004-15">
  <title>libu2f-host: Multiple vulnerabilities</title>
  <synopsis>Multiple vulnerabilities have been found in libu2f-host, the worst
    of which could result in the execution of code.
  </synopsis>
  <product type="ebuild">libu2f-host</product>
  <announced>2020-04-30</announced>
  <revised count="1">2020-04-30</revised>
  <bug>678580</bug>
  <bug>679724</bug>
  <access>local, remote</access>
  <affected>
    <package name="app-crypt/libu2f-host" auto="yes" arch="*">
      <unaffected range="ge">1.1.10</unaffected>
      <vulnerable range="lt">1.1.10</vulnerable>
    </package>
  </affected>
  <background>
    <p>Yubico Universal 2nd Factor (U2F) Host C Library.</p>
  </background>
  <description>
    <p>Multiple vulnerabilities have been discovered in libu2f-host. Please
      review the CVE identifiers referenced below for details.
    </p>
  </description>
  <impact type="high">
    <p>A remote attacker could entice a user to plug-in a malicious USB device,
      possibly resulting in execution of arbitrary code with the privileges of
      the process or a Denial of Service condition.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All libu2f-host users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-crypt/libu2f-host-1.1.10"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-20340">CVE-2018-20340</uri>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2019-9578">CVE-2019-9578</uri>
  </references>
  <metadata tag="requester" timestamp="2020-04-16T07:16:39Z">BlueKnight</metadata>
  <metadata tag="submitter" timestamp="2020-04-30T23:12:17Z">b-man</metadata>
</glsa>
