GLSA 202010-08: Mozilla Firefox, Mozilla Thunderbird: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	normal
Title:	Mozilla Firefox, Mozilla Thunderbird: Multiple vulnerabilities
Date:	10/28/2020
Bugs:	#750446
ID:	202010-08

Synopsis

Multiple vulnerabilities have been found in Mozilla Firefox and Mozilla Thunderbird, the worst of which could result in the arbitrary execution of code.

Background

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.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
mail-client/thunderbird-bin	< 78.4.0	>= 78.4.0	All supported architectures
mail-client/thunderbird	< 78.4.0	>= 78.4.0	All supported architectures
www-client/firefox-bin	< 82.0	>= 82.0	All supported architectures
www-client/firefox	< 82.0	>= 82.0	All supported architectures

Description

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

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

Resolution

All Mozilla Firefox users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=www-client/firefox-82.0"

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


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-82.0"

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


      # emerge --sync
      # emerge --ask --oneshot --verbose
      ">=www-client/firefox-78.4.0:0/esr78"

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


      # emerge --sync
      # emerge --ask --oneshot --verbose
      ">=www-client/firefox-bin-78.4.0:0/esr78"

All Mozilla Thunderbird users should upgrade to the latest version:


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=mail-client/thunderbird-78.4.0"

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


      # emerge --sync
      # emerge --ask --oneshot --verbose
      ">=mail-client/thunderbird-bin-78.4.0"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202010-08.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.