Linux Security
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Gentoo: GLSA-202104-09: Mozilla Thunderbird: Multiple vulnerabilities

Date 30 Apr 2021
119
Posted By LinuxSecurity Advisories
Multiple vulnerabilities have been found in Mozilla Thunderbird, the worst of which could result in the arbitrary execution of code.
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Gentoo Linux Security Advisory                           GLSA 202104-09
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                                            https://security.gentoo.org/
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  Severity: Normal
     Title: Mozilla Thunderbird: Multiple vulnerabilities
      Date: April 30, 2021
      Bugs: #772287, #778272, #784578
        ID: 202104-09

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Synopsis
========

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

Background
==========

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

Affected packages
=================

     -------------------------------------------------------------------
      Package              /     Vulnerable     /            Unaffected
     -------------------------------------------------------------------
   1  mail-client/thunderbird     < 78.10.0                 >= 78.10.0
   2  mail-client/thunderbird-bin
                                  < 78.10.0                 >= 78.10.0
     -------------------------------------------------------------------
      2 affected packages

Description
===========

Multiple vulnerabilities have been discovered in 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 Thunderbird users should upgrade to the latest version:

   # emerge --sync
   # emerge --ask --oneshot -v ">=mail-client/thunderbird-78.10.0"

All Mozilla Thunderbird binary users should upgrade to the latest
version:

   # emerge --sync
   # emerge --ask --oneshot -v ">=mail-client/thunderbird-bin-78.10.0"

References
==========

[  1 ] CVE-2021-23961
        https://nvd.nist.gov/vuln/detail/CVE-2021-23961
[  2 ] CVE-2021-23968
        https://nvd.nist.gov/vuln/detail/CVE-2021-23968
[  3 ] CVE-2021-23969
        https://nvd.nist.gov/vuln/detail/CVE-2021-23969
[  4 ] CVE-2021-23973
        https://nvd.nist.gov/vuln/detail/CVE-2021-23973
[  5 ] CVE-2021-23978
        https://nvd.nist.gov/vuln/detail/CVE-2021-23978
[  6 ] CVE-2021-23981
        https://nvd.nist.gov/vuln/detail/CVE-2021-23981
[  7 ] CVE-2021-23982
        https://nvd.nist.gov/vuln/detail/CVE-2021-23982
[  8 ] CVE-2021-23984
        https://nvd.nist.gov/vuln/detail/CVE-2021-23984
[  9 ] CVE-2021-23987
        https://nvd.nist.gov/vuln/detail/CVE-2021-23987
[ 10 ] CVE-2021-23994
        https://nvd.nist.gov/vuln/detail/CVE-2021-23994
[ 11 ] CVE-2021-23995
        https://nvd.nist.gov/vuln/detail/CVE-2021-23995
[ 12 ] CVE-2021-23998
        https://nvd.nist.gov/vuln/detail/CVE-2021-23998
[ 13 ] CVE-2021-23999
        https://nvd.nist.gov/vuln/detail/CVE-2021-23999
[ 14 ] CVE-2021-24002
        https://nvd.nist.gov/vuln/detail/CVE-2021-24002
[ 15 ] CVE-2021-29945
        https://nvd.nist.gov/vuln/detail/CVE-2021-29945
[ 16 ] CVE-2021-29946
        https://nvd.nist.gov/vuln/detail/CVE-2021-29946
[ 17 ] CVE-2021-29948
        https://nvd.nist.gov/vuln/detail/CVE-2021-29948
[ 18 ] MFSA-2021-09
        https://www.mozilla.org/en-US/security/advisories/mfsa2021-09/
[ 19 ] MFSA-2021-12
        https://www.mozilla.org/en-US/security/advisories/mfsa2021-12/
[ 20 ] MFSA-2021-14
        https://www.mozilla.org/en-US/security/advisories/mfsa2021-14/

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

  https://security.gentoo.org/glsa/202104-09

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
This email address is being protected from spambots. You need JavaScript enabled to view it. or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2021 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5

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