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Red Hat: RHSA-2022-0124-01 Important: Firefox Security Update

red hat
Calendar Grey January 13, 2022
Scroller Redhat
Mozilla has released a significant Firefox update for Red Hat Enterprise Linux 7, categorized as important, effectively resolving various security vulnerabilities.
An update for firefox is now available for Red Hat Enterprise Linux 7

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 91.5.0 ESR.
Security Fix(es):
* Mozilla: Iframe sandbox bypass with XSLT (CVE-2021-4140)
* Mozilla: Race condition when playing audio files (CVE-2022-22737)
* Mozilla: Heap-buffer-overflow in blendGaussianBlur (CVE-2022-22738)
* Mozilla: Use-after-free of ChannelEventQueue::mOwner (CVE-2022-22740)
* Mozilla: Browser window spoof using fullscreen mode (CVE-2022-22741)
* Mozilla: Out-of-bounds memory access when inserting text in edit mode (CVE-2022-22742)
* Mozilla: Browser window spoof using fullscreen mode (CVE-2022-22743)
* Mozilla: Memory safety bugs fixed in Firefox 96 and Firefox ESR 91.5 (CVE-2022-22751)
* Mozilla: Leaking cross-origin URLs through securitypolicyviolation event (CVE-2022-22745)
* Mozilla: Spoofed origin on external protocol launch dialog (CVE-2022-22748)
* Mozilla: Missing throttling on external protocol launch dialog (CVE-2022-22739)
* Mozilla: Crash when handling empty pkcs7 sequence (CVE-2022-22747)
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 security issue Red Hat update important firefox

References

https://access.redhat.com/security/cve/CVE-2021-4140 https://access.redhat.com/security/cve/CVE-2022-22737 https://access.redhat.com/security/cve/CVE-2022-22738 https://access.redhat.com/security/cve/CVE-2022-22739 https://access.redhat.com/security/cve/CVE-2022-22740 https://access.redhat.com/security/cve/CVE-2022-22741 https://access.redhat.com/security/cve/CVE-2022-22742 https://access.redhat.com/security/cve/CVE-2022-22743 https://access.redhat.com/security/cve/CVE-2022-22745 https://access.redhat.com/security/cve/CVE-2022-22747 https://access.redhat.com/security/cve/CVE-2022-22748 https://access.redhat.com/security/cve/CVE-2022-22751 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: firefox-91.5.0-1.el7_9.src.rpm
x86_64: firefox-91.5.0-1.el7_9.x86_64.rpm firefox-debuginfo-91.5.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: firefox-91.5.0-1.el7_9.i686.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: firefox-91.5.0-1.el7_9.src.rpm
ppc64: firefox-91.5.0-1.el7_9.ppc64.rpm firefox-debuginfo-91.5.0-1.el7_9.ppc64.rpm
ppc64le: firefox-91.5.0-1.el7_9.ppc64le.rpm firefox-debuginfo-91.5.0-1.el7_9.ppc64le.rpm
s390x: firefox-91.5.0-1.el7_9.s390x.rpm firefox-debuginfo-91.5.0-1.el7_9.s390x.rpm
x86_64: firefox-91.5.0-1.el7_9.x86_64.rpm firefox-debuginfo-91.5.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
x86_64: firefox-91.5.0-1.el7_9.i686.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: firefox-91.5.0-1.el7_9.src.rpm
x86_64: firefox-91.5.0-1.el7_9.x86_64.rpm firefox-debuginfo-91.5.0-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64: firefox-91.5.0-1.el7_9.i686.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-2022:0124-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0124
Issue date: 2022-01-12

Topic

An update for firefox is now available for Red Hat Enterprise Linux 7.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 security issue Red Hat update important firefox

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

2039561 - CVE-2022-22743 Mozilla: Browser window spoof using fullscreen mode

2039563 - CVE-2022-22742 Mozilla: Out-of-bounds memory access when inserting text in edit mode

2039564 - CVE-2022-22741 Mozilla: Browser window spoof using fullscreen mode

2039565 - CVE-2022-22740 Mozilla: Use-after-free of ChannelEventQueue::mOwner

2039566 - CVE-2022-22738 Mozilla: Heap-buffer-overflow in blendGaussianBlur

2039567 - CVE-2022-22737 Mozilla: Race condition when playing audio files

2039568 - CVE-2021-4140 Mozilla: Iframe sandbox bypass with XSLT

2039569 - CVE-2022-22748 Mozilla: Spoofed origin on external protocol launch dialog

2039570 - CVE-2022-22745 Mozilla: Leaking cross-origin URLs through securitypolicyviolation event

2039572 - CVE-2022-22747 Mozilla: Crash when handling empty pkcs7 sequence

2039573 - CVE-2022-22739 Mozilla: Missing throttling on external protocol launch dialog

2039574 - CVE-2022-22751 Mozilla: Memory safety bugs fixed in Firefox 96 and Firefox ESR 91.5

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