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Red Hat Security Advisory 2020-4351-01

Red Hat Security Advisory 2020-4351-01
Posted Oct 27, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-4351-01 - Chromium is an open-source web browser, powered by WebKit. This update upgrades Chromium to version 86.0.4240.111. Issues addressed include buffer overflow and use-after-free vulnerabilities.

tags | advisory, web, overflow, vulnerability
systems | linux, redhat
advisories | CVE-2020-15999, CVE-2020-16000, CVE-2020-16001, CVE-2020-16002, CVE-2020-16003
MD5 | 196ed8f5f92f2049ae519919731a2e89

Red Hat Security Advisory 2020-4351-01

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

Synopsis: Important: chromium-browser security update
Advisory ID: RHSA-2020:4351-01
Product: Red Hat Enterprise Linux Supplementary
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4351
Issue date: 2020-10-26
CVE Names: CVE-2020-15999 CVE-2020-16000 CVE-2020-16001
CVE-2020-16002 CVE-2020-16003
=====================================================================

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 86.0.4240.111.

Security Fix(es):

* chromium-browser: Inappropriate implementation in Blink (CVE-2020-16000)

* chromium-browser: Use after free in media (CVE-2020-16001)

* chromium-browser: Use after free in PDFium (CVE-2020-16002)

* freetype: Heap-based buffer overflow due to integer truncation in
Load_SBit_Png (CVE-2020-15999)

* chromium-browser: Use after free in printing (CVE-2020-16003)

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/):

1890210 - CVE-2020-15999 freetype: Heap-based buffer overflow due to integer truncation in Load_SBit_Png
1890266 - CVE-2020-16000 chromium-browser: Inappropriate implementation in Blink
1890267 - CVE-2020-16001 chromium-browser: Use after free in media
1890268 - CVE-2020-16002 chromium-browser: Use after free in PDFium
1890269 - CVE-2020-16003 chromium-browser: Use after free in printing

6. Package List:

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

i386:
chromium-browser-86.0.4240.111-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.i686.rpm

i686:
chromium-browser-86.0.4240.111-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.i686.rpm

x86_64:
chromium-browser-86.0.4240.111-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.x86_64.rpm

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

i686:
chromium-browser-86.0.4240.111-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.i686.rpm

x86_64:
chromium-browser-86.0.4240.111-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.x86_64.rpm

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

i386:
chromium-browser-86.0.4240.111-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.i686.rpm

i686:
chromium-browser-86.0.4240.111-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.i686.rpm

x86_64:
chromium-browser-86.0.4240.111-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.x86_64.rpm

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

i386:
chromium-browser-86.0.4240.111-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.i686.rpm

i686:
chromium-browser-86.0.4240.111-1.el6_10.i686.rpm
chromium-browser-debuginfo-86.0.4240.111-1.el6_10.i686.rpm

x86_64:
chromium-browser-86.0.4240.111-1.el6_10.x86_64.rpm
chromium-browser-debuginfo-86.0.4240.111-1.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-2020-15999
https://access.redhat.com/security/cve/CVE-2020-16000
https://access.redhat.com/security/cve/CVE-2020-16001
https://access.redhat.com/security/cve/CVE-2020-16002
https://access.redhat.com/security/cve/CVE-2020-16003
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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