glsa-202101-14.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202101-14">
  <title>Mozilla Thunderbird: Remote code execution</title>
  <synopsis>Multiple vulnerabilities have been found in Mozilla Thunderbird,
    the worst of which could result in the arbitrary execution of code.
  </synopsis>
  <product type="ebuild">thunderbird</product>
  <announced>2021-01-22</announced>
  <revised count="1">2021-01-22</revised>
  <bug>765088</bug>
  <access>remote</access>
  <affected>
    <package name="mail-client/thunderbird" auto="yes" arch="*">
      <unaffected range="ge">78.6.1</unaffected>
      <vulnerable range="lt">78.6.1</vulnerable>
    </package>
    <package name="mail-client/thunderbird-bin" auto="yes" arch="*">
      <unaffected range="ge">78.6.1</unaffected>
      <vulnerable range="lt">78.6.1</vulnerable>
    </package>
  </affected>
  <background>
    <p>Mozilla Thunderbird is a popular open-source email client from the
      Mozilla project.
    </p>
  </background>
  <description>
    <p>A use-after-free bug was discovered in Mozilla Thunderbird handling of
      SCTP.
    </p>
  </description>
  <impact type="normal">
    <p>A remote attacker could possibly execute arbitrary code with the
      privileges of the process or cause a Denial of Service condition.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All Mozilla Thunderbird users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=mail-client/thunderbird-78.6.1"
    </code>
    
    <p>All Mozilla Thunderbird binary users should upgrade to the latest
      version:
    </p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose
      "&gt;=mail-client/thunderbird-bin-78.6.1"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-16044">CVE-2020-16044</uri>
    <uri link="https://www.mozilla.org/en-US/security/advisories/mfsa2021-02/">
      MFSA-2021-02
    </uri>
  </references>
  <metadata tag="requester" timestamp="2021-01-22T00:15:52Z">sam_c</metadata>
  <metadata tag="submitter" timestamp="2021-01-22T16:13:18Z">sam_c</metadata>
</glsa>