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Gentoo Linux Security Advisory                           GLSA 202005-04
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Mozilla Firefox: Multiple vulnerabilities
     Date: May 12, 2020
     Bugs: #721090
       ID: 202005-04

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Synopsis
=======
Multiple vulnerabilities have been found in Mozilla Firefox, 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.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  www-client/firefox           < 68.8.0                  >= 68.8.0
  2  www-client/firefox-bin       < 68.8.0                  >= 68.8.0
    -------------------------------------------------------------------
     2 affected packages

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

Impact
=====
A remote attacker could entice a user to view a specially crafted web
page, possibly resulting in the execution of arbitrary code with the
privileges of the process, an information leak or a Denial of Service
condition.

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-68.8.0"

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

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=www-client/firefox-bin-68.8.0"

References
=========
[ 1 ] CVE-2020-12387
      https://nvd.nist.gov/vuln/detail/CVE-2020-12387
[ 2 ] CVE-2020-12392
      https://nvd.nist.gov/vuln/detail/CVE-2020-12392
[ 3 ] CVE-2020-12394
      https://nvd.nist.gov/vuln/detail/CVE-2020-12394
[ 4 ] CVE-2020-12395
      https://nvd.nist.gov/vuln/detail/CVE-2020-12395
[ 5 ] CVE-2020-12396
      https://nvd.nist.gov/vuln/detail/CVE-2020-12396
[ 6 ] CVE-2020-6831
      https://nvd.nist.gov/vuln/detail/CVE-2020-6831
[ 7 ] MFSA-2020-17
      https://www.mozilla.org/en-US/security/advisories/mfsa2020-17/

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

 https://security.gentoo.org/glsa/202005-04

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.

License
======
Copyright 2020 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/