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Red Hat: RHSA-2022:7070-01 Important: Firefox Memory Corruption Fix

red hat
Calendar Grey October 20, 2022
Dist Redhat Esm H88
The latest Firefox security patch for Red Hat Enterprise Linux 8 tackles significant vulnerabilities, implementing essential fixes with critical urgency.
An update for firefox is now available for Red Hat Enterprise Linux 8

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 102.4.0 ESR.
Security Fix(es):
* Mozilla: Same-origin policy violation could have leaked cross-origin URLs (CVE-2022-42927)
* Mozilla: Memory Corruption in JS Engine (CVE-2022-42928)
* Mozilla: Denial of Service via window.print (CVE-2022-42929)
* Mozilla: Memory safety bugs fixed in Firefox 106 and Firefox ESR 102.4 (CVE-2022-42932)
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 denial of service red hat important firefox memory safety cross-origin issue

References

https://access.redhat.com/security/cve/CVE-2022-42927 https://access.redhat.com/security/cve/CVE-2022-42928 https://access.redhat.com/security/cve/CVE-2022-42929 https://access.redhat.com/security/cve/CVE-2022-42932 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: firefox-102.4.0-1.el8_6.src.rpm
aarch64: firefox-102.4.0-1.el8_6.aarch64.rpm firefox-debuginfo-102.4.0-1.el8_6.aarch64.rpm firefox-debugsource-102.4.0-1.el8_6.aarch64.rpm
ppc64le: firefox-102.4.0-1.el8_6.ppc64le.rpm firefox-debuginfo-102.4.0-1.el8_6.ppc64le.rpm firefox-debugsource-102.4.0-1.el8_6.ppc64le.rpm
s390x: firefox-102.4.0-1.el8_6.s390x.rpm firefox-debuginfo-102.4.0-1.el8_6.s390x.rpm firefox-debugsource-102.4.0-1.el8_6.s390x.rpm
x86_64: firefox-102.4.0-1.el8_6.x86_64.rpm firefox-debuginfo-102.4.0-1.el8_6.x86_64.rpm firefox-debugsource-102.4.0-1.el8_6.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


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:7070-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:7070
Issue date: 2022-10-20

Topic

An update for firefox is now available for Red Hat Enterprise Linux 8.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 denial of service red hat important firefox memory safety cross-origin issue

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2136156 - CVE-2022-42927 Mozilla: Same-origin policy violation could have leaked cross-origin URLs

2136157 - CVE-2022-42928 Mozilla: Memory Corruption in JS Engine

2136158 - CVE-2022-42929 Mozilla: Denial of Service via window.print

2136159 - CVE-2022-42932 Mozilla: Memory safety bugs fixed in Firefox 106 and Firefox ESR 102.4

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