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Red Hat Security Advisory 2020-4974-01

Red Hat Security Advisory 2020-4974-01
Posted Nov 9, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-4974-01 - Chromium is an open-source web browser, powered by WebKit. This update upgrades Chromium to version 86.0.4240.183. Issues addressed include buffer overflow and use-after-free vulnerabilities.

tags | advisory, web, overflow, vulnerability
systems | linux, redhat
advisories | CVE-2020-16004, CVE-2020-16005, CVE-2020-16006, CVE-2020-16008, CVE-2020-16009
MD5 | 439c305b39ff65ddfffe37601d84a451

Red Hat Security Advisory 2020-4974-01

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=====================================================================
Red Hat Security Advisory

Synopsis: Important: chromium-browser security update
Advisory ID: RHSA-2020:4974-01
Product: Red Hat Enterprise Linux Supplementary
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4974
Issue date: 2020-11-09
CVE Names: CVE-2020-16004 CVE-2020-16005 CVE-2020-16006
CVE-2020-16008 CVE-2020-16009
=====================================================================

1. Summary:

An update for chromium-browser is now available for Red Hat Enterprise
Linux 6 Supplementary.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Desktop Supplementary (v. 6) - i386, i686, x86_64
Red Hat Enterprise Linux HPC Node Supplementary (v. 6) - i686, x86_64
Red Hat Enterprise Linux Server Supplementary (v. 6) - i386, i686, x86_64
Red Hat Enterprise Linux Workstation Supplementary (v. 6) - i386, i686, x86_64

3. Description:

Chromium is an open-source web browser, powered by WebKit (Blink).

This update upgrades Chromium to version 86.0.4240.183.

Security Fix(es):

* chromium-browser: Use after free in user interface (CVE-2020-16004)

* chromium-browser: Insufficient policy enforcement in ANGLE
(CVE-2020-16005)

* chromium-browser: Inappropriate implementation in V8 (CVE-2020-16006)

* chromium-browser: Stack buffer overflow in WebRTC (CVE-2020-16008)

* chromium-browser: Inappropriate implementation in V8 (CVE-2020-16009)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing the update, Chromium must be restarted for the changes to
take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

1894197 - CVE-2020-16004 chromium-browser: Use after free in user interface
1894198 - CVE-2020-16005 chromium-browser: Insufficient policy enforcement in ANGLE
1894199 - CVE-2020-16006 chromium-browser: Inappropriate implementation in V8
1894201 - CVE-2020-16008 chromium-browser: Stack buffer overflow in WebRTC
1894202 - CVE-2020-16009 chromium-browser: Inappropriate implementation in V8

6. Package List:

Red Hat Enterprise Linux Desktop Supplementary (v. 6):

i386:
chromium-browser-86.0.4240.183-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.i686.rpm

i686:
chromium-browser-86.0.4240.183-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.i686.rpm

x86_64:
chromium-browser-86.0.4240.183-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.x86_64.rpm

Red Hat Enterprise Linux HPC Node Supplementary (v. 6):

i686:
chromium-browser-86.0.4240.183-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.i686.rpm

x86_64:
chromium-browser-86.0.4240.183-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Server Supplementary (v. 6):

i386:
chromium-browser-86.0.4240.183-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.i686.rpm

i686:
chromium-browser-86.0.4240.183-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.i686.rpm

x86_64:
chromium-browser-86.0.4240.183-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Workstation Supplementary (v. 6):

i386:
chromium-browser-86.0.4240.183-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.i686.rpm

i686:
chromium-browser-86.0.4240.183-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.i686.rpm

x86_64:
chromium-browser-86.0.4240.183-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-86.0.4240.183-1.el6_10.x86_64.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2020-16004
https://access.redhat.com/security/cve/CVE-2020-16005
https://access.redhat.com/security/cve/CVE-2020-16006
https://access.redhat.com/security/cve/CVE-2020-16008
https://access.redhat.com/security/cve/CVE-2020-16009
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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