Mozilla Firefox, Mozilla Thunderbird: Multiple vulnerabilities

Mozilla Firefox, Mozilla Thunderbird: Multiple vulnerabilities Multiple vulnerabilities have been found in Mozilla Firefox and Mozilla Thunderbird, the worst of which could result in the arbitrary execution of code. firefox,thunderbird 2020-12-23 2020-12-23 759097 local, remote 78.6.0 84.0 84.0 78.6.0 84.0 84.0 78.6.0 78.6.0 78.6.0 78.6.0

Mozilla Firefox is a popular open-source web browser from the Mozilla project.

Mozilla Thunderbird is a popular open-source email client from the Mozilla project.

Multiple vulnerabilities have been discovered in Mozilla Firefox and Mozilla Thunderbird. Please review the CVE identifiers referenced below for details.

Please review the referenced CVE identifiers for details.

There is no known workaround at this time.

All Mozilla Firefox users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=www-client/firefox-84.0"

All Mozilla Firefox (bin) users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-84.0"

All Mozilla Firefox ESR users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose
      ">=www-client/firefox-78.6.0:0/esr78"

All Mozilla Firefox ESR (bin) users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose
      ">=www-client/firefox-bin-78.6.0:0/esr78"

All Mozilla Thunderbird users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=mail-client/thunderbird-78.6.0"

All Mozilla Thunderbird (bin) users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose
      ">=mail-client/thunderbird-bin-78.6.0"

CVE-2020-16042 CVE-2020-26971 CVE-2020-26973 CVE-2020-26974 CVE-2020-26978 CVE-2020-35111 CVE-2020-35113 MFSA-2020-55 MFSA-2020-56 whissi whissi