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RedHat: RHSA-2020-3233-01 Important: Firefox Security Update

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Calendar Grey July 29, 2020
Scroller Redhat
Boost the security of your Firefox browser on Red Hat Enterprise Linux by running `sudo yum update firefox` to install crucial safety patches. Regular updates protect your software and data
An update for firefox is now available for Red Hat Enterprise Linux 6

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, Firefox must be restarted for the changes to take effect.

Summary

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 68.11.0 ESR.
Security Fix(es):
* chromium-browser: Use after free in ANGLE (CVE-2020-6463)
* chromium-browser: Inappropriate implementation in WebRTC (CVE-2020-6514)
* Mozilla: Potential leak of redirect targets when loading scripts in a worker (CVE-2020-15652)
* Mozilla: Memory safety bugs fixed in Firefox 79 and Firefox ESR 68.11 (CVE-2020-15659)
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.

References

https://access.redhat.com/security/cve/CVE-2020-6463 https://access.redhat.com/security/cve/CVE-2020-6514 https://access.redhat.com/security/cve/CVE-2020-15652 https://access.redhat.com/security/cve/CVE-2020-15659 https://access.redhat.com/security/updates/classification#important https://www.mozilla.org/en-US/security/advisories/mfsa2020-31/

Package List

Red Hat Enterprise Linux Desktop (v. 6):
Source: firefox-68.11.0-1.el6_10.src.rpm
i386: firefox-68.11.0-1.el6_10.i686.rpm firefox-debuginfo-68.11.0-1.el6_10.i686.rpm
x86_64: firefox-68.11.0-1.el6_10.x86_64.rpm firefox-debuginfo-68.11.0-1.el6_10.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
x86_64: firefox-68.11.0-1.el6_10.i686.rpm firefox-debuginfo-68.11.0-1.el6_10.i686.rpm
Red Hat Enterprise Linux HPC Node Optional (v. 6):
Source: firefox-68.11.0-1.el6_10.src.rpm
x86_64: firefox-68.11.0-1.el6_10.i686.rpm firefox-68.11.0-1.el6_10.x86_64.rpm firefox-debuginfo-68.11.0-1.el6_10.i686.rpm firefox-debuginfo-68.11.0-1.el6_10.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source: firefox-68.11.0-1.el6_10.src.rpm
i386: firefox-68.11.0-1.el6_10.i686.rpm firefox-debuginfo-68.11.0-1.el6_10.i686.rpm
ppc64: firefox-68.11.0-1.el6_10.ppc64.rpm firefox-debuginfo-68.11.0-1.el6_10.ppc64.rpm
s390x: firefox-68.11.0-1.el6_10.s390x.rpm firefox-debuginfo-68.11.0-1.el6_10.s390x.rpm
x86_64: firefox-68.11.0-1.el6_10.x86_64.rpm firefox-debuginfo-68.11.0-1.el6_10.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
x86_64: firefox-68.11.0-1.el6_10.i686.rpm firefox-debuginfo-68.11.0-1.el6_10.i686.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source: firefox-68.11.0-1.el6_10.src.rpm


Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:3233-01
Product: Red Hat Enterprise Linux
Issue date: 2020-07-29

Topic

An update for firefox is now available for Red Hat Enterprise Linux 6.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Relevant Releases Architectures

Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64

Red Hat Enterprise Linux Desktop Optional (v. 6) - x86_64

Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64

Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 6) - x86_64

Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64

Red Hat Enterprise Linux Workstation Optional (v. 6) - x86_64

Bugs Fixed

1840893 - CVE-2020-6463 chromium-browser: Use after free in ANGLE

1857349 - CVE-2020-6514 chromium-browser: Inappropriate implementation in WebRTC

1861570 - CVE-2020-15652 Mozilla: Potential leak of redirect targets when loading scripts in a worker

1861572 - CVE-2020-15659 Mozilla: Memory safety bugs fixed in Firefox 79 and Firefox ESR 68.11

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