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Red Hat Enterprise Linux: RHSA-2022-1701-01 Important Firefox Security Fix

red hat
Calendar Grey May 4, 2022
Dist Redhat Esm H88
Security announcement for Red Hat Enterprise Linux: Critical patch for Firefox addressing various vulnerabilities. Comprehensive update information included.
An update for firefox is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions

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 91.9.0 ESR.
Security Fix(es):
* Mozilla: Bypassing permission prompt in nested browsing contexts (CVE-2022-29909)
* Mozilla: iframe Sandbox bypass (CVE-2022-29911)
* Mozilla: Fullscreen notification bypass using popups (CVE-2022-29914)
* Mozilla: Leaking browser history with CSS variables (CVE-2022-29916)
* Mozilla: Memory safety bugs fixed in Firefox 100 and Firefox ESR 91.9 (CVE-2022-29917)
* Mozilla: Reader mode bypassed SameSite cookies (CVE-2022-29912)
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 update security fix important firefox web browser redd hat

References

https://access.redhat.com/security/cve/CVE-2022-29909 https://access.redhat.com/security/cve/CVE-2022-29911 https://access.redhat.com/security/cve/CVE-2022-29912 https://access.redhat.com/security/cve/CVE-2022-29914 https://access.redhat.com/security/cve/CVE-2022-29916 https://access.redhat.com/security/cve/CVE-2022-29917 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream E4S (v. 8.1):
Source: firefox-91.9.0-1.el8_1.src.rpm
ppc64le: firefox-91.9.0-1.el8_1.ppc64le.rpm firefox-debuginfo-91.9.0-1.el8_1.ppc64le.rpm firefox-debugsource-91.9.0-1.el8_1.ppc64le.rpm
x86_64: firefox-91.9.0-1.el8_1.x86_64.rpm firefox-debuginfo-91.9.0-1.el8_1.x86_64.rpm firefox-debugsource-91.9.0-1.el8_1.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-2022:1701-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:1701
Issue date: 2022-05-04

Topic

An update for firefox is now available for Red Hat Enterprise Linux 8.1Update Services for SAP Solutions.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 update security fix important firefox web browser redd hat

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream E4S (v. 8.1) - ppc64le, x86_64

Bugs Fixed

2081468 - CVE-2022-29914 Mozilla: Fullscreen notification bypass using popups

2081469 - CVE-2022-29909 Mozilla: Bypassing permission prompt in nested browsing contexts

2081470 - CVE-2022-29916 Mozilla: Leaking browser history with CSS variables

2081471 - CVE-2022-29911 Mozilla: iframe Sandbox bypass

2081472 - CVE-2022-29912 Mozilla: Reader mode bypassed SameSite cookies

2081473 - CVE-2022-29917 Mozilla: Memory safety bugs fixed in Firefox 100 and Firefox ESR 91.9

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