[RHSA-2022:1701-01] Important: firefox security update
Security announcements for all Red Hat products and services.
rhsa-announce at redhat.com
Wed May 4 16:17:41 UTC 2022
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Red Hat Security Advisory
Synopsis: Important: firefox security update
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
CVE Names: CVE-2022-29909 CVE-2022-29911 CVE-2022-29912
CVE-2022-29914 CVE-2022-29916 CVE-2022-29917
=====================================================================
1. Summary:
An update for firefox is now available for Red Hat Enterprise Linux 8.1
Update Services for SAP Solutions.
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 AppStream E4S (v. 8.1) - ppc64le, x86_64
3. Description:
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.
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, Firefox must be restarted for the changes to
take effect.
5. Bugs fixed (https://bugzilla.redhat.com/):
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
6. 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/
7. 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
8. Contact:
The Red Hat security contact is <secalert at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
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