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Gentoo: GLSA-202004-07: Mozilla Firefox: Multiple vulnerabilities

Date 04 Apr 2020

Category Gentoo Linux Distribution - Security Advisories

368

Posted By LinuxSecurity Advisories

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

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Gentoo Linux Security Advisory                           GLSA 202004-07
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Mozilla Firefox: Multiple vulnerabilities
     Date: April 04, 2020
     Bugs: #716098
       ID: 202004-07

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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           < 74.0.1                 *>= 68.6.1
                                                           *>= 74.0.1

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 or a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

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

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=www-client/firefox-68.6.1"

All Mozilla Firefox users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=www-client/firefox-74.0.1"

References
==========

[ 1 ] CVE-2020-6819
      https://nvd.nist.gov/vuln/detail/CVE-2020-6819
[ 2 ] CVE-2020-6820
      https://nvd.nist.gov/vuln/detail/CVE-2020-6820
[ 3 ] MFSA-2020-11
      https://www.mozilla.org/en-US/security/advisories/mfsa2020-11/

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

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

 https://security.gentoo.org/glsa/202004-07

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 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