Alerts This Week
Warning Icon 1 758
Alerts This Week
Warning Icon 1 758

RedHat: RHSA-2020-1429-01 Important: Firefox Memory Safety Issues

red hat
Calendar Grey April 14, 2020
Dist Redhat Esm H88
A significant security patch for Firefox has been released for Red Hat Enterprise Linux 6, classified as Important by Red Hat's Product Security team.
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 68.7.0 ESR.
Security Fix(es):
* Mozilla: Uninitialized memory could be read when using the WebGL copyTexSubImage method (CVE-2020-6821)
* Mozilla: Memory safety bugs fixed in Firefox 75 and Firefox ESR 68.7 (CVE-2020-6825)
* Mozilla: Out of bounds write in GMPDecodeData when processing large images (CVE-2020-6822)
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.

Topics%20covered

Topics Covered

security advisory Red Hat update important firefox memory safety WebGL

References

https://access.redhat.com/security/cve/CVE-2020-6821 https://access.redhat.com/security/cve/CVE-2020-6822 https://access.redhat.com/security/cve/CVE-2020-6825 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Desktop (v. 6):
Source: firefox-68.7.0-2.el6_10.src.rpm
i386: firefox-68.7.0-2.el6_10.i686.rpm firefox-debuginfo-68.7.0-2.el6_10.i686.rpm
x86_64: firefox-68.7.0-2.el6_10.x86_64.rpm firefox-debuginfo-68.7.0-2.el6_10.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
x86_64: firefox-68.7.0-2.el6_10.i686.rpm firefox-debuginfo-68.7.0-2.el6_10.i686.rpm
Red Hat Enterprise Linux HPC Node Optional (v. 6):
Source: firefox-68.7.0-2.el6_10.src.rpm
x86_64: firefox-68.7.0-2.el6_10.i686.rpm firefox-68.7.0-2.el6_10.x86_64.rpm firefox-debuginfo-68.7.0-2.el6_10.i686.rpm firefox-debuginfo-68.7.0-2.el6_10.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source: firefox-68.7.0-2.el6_10.src.rpm
i386: firefox-68.7.0-2.el6_10.i686.rpm firefox-debuginfo-68.7.0-2.el6_10.i686.rpm
ppc64: firefox-68.7.0-2.el6_10.ppc64.rpm firefox-debuginfo-68.7.0-2.el6_10.ppc64.rpm
s390x: firefox-68.7.0-2.el6_10.s390x.rpm firefox-debuginfo-68.7.0-2.el6_10.s390x.rpm
x86_64: firefox-68.7.0-2.el6_10.x86_64.rpm firefox-debuginfo-68.7.0-2.el6_10.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
x86_64: firefox-68.7.0-2.el6_10.i686.rpm firefox-debuginfo-68.7.0-2.el6_10.i686.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source: firefox-68.7.0-2.el6_10.src.rpm
i386:

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:1429-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1429
Issue date: 2020-04-14

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.

Topics%20covered

Topics Covered

security advisory Red Hat update important firefox memory safety WebGL

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

1821674 - CVE-2020-6821 Mozilla: Uninitialized memory could be read when using the WebGL copyTexSubImage method

1821676 - CVE-2020-6822 Mozilla: Out of bounds write in GMPDecodeData when processing large images

1821682 - CVE-2020-6825 Mozilla: Memory safety bugs fixed in Firefox 75 and Firefox ESR 68.7

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here