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Gentoo Linux Security Advisory                           GLSA 202004-12
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Chromium, Google Chrome: Multiple vulnerabilities
     Date: April 23, 2020
     Bugs: #717652, #718826
       ID: 202004-12

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Synopsis
=======
Multiple vulnerabilities have been found in Chromium and Google Chrome,
the worst of which could allow remote attackers to execute arbitrary
code.

Background
=========
Chromium is an open-source browser project that aims to build a safer,
faster, and more stable way for all users to experience the web.

Google Chrome is one fast, simple, and secure browser for all your
devices.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  www-client/chromium      < 81.0.4044.122        >= 81.0.4044.122
  2  www-client/google-chrome
                              < 81.0.4044.122        >= 81.0.4044.122
    -------------------------------------------------------------------
     2 affected packages

Description
==========
Multiple vulnerabilities have been discovered in Chromium and Google
Chrome. Please review the referenced CVE identifiers for details.

Impact
=====
A remote attacker could entice a user to open a specially crafted HTML
or multimedia file using Chromium or Google Chrome, possibly resulting
in 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 Chromium users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot -v ">=www-client/chromium-81.0.4044.122"

All Google Chrome users should upgrade to the latest version:

  # emerge --sync
  # emerge -a --oneshot -v ">=www-client/google-chrome-81.0.4044.122"

References
=========
[ 1 ] CVE-2020-6457
      https://nvd.nist.gov/vuln/detail/CVE-2020-6457
[ 2 ] CVE-2020-6458
      https://nvd.nist.gov/vuln/detail/CVE-2020-6458
[ 3 ] CVE-2020-6459
      https://nvd.nist.gov/vuln/detail/CVE-2020-6459
[ 4 ] CVE-2020-6460
      https://nvd.nist.gov/vuln/detail/CVE-2020-6460

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

 https://security.gentoo.org/glsa/202004-12

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/