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RedHat: RHSA-2022-0126-01 Important: Firefox Security Issues

red hat
Calendar Grey January 13, 2022
Dist Redhat Esm H88
Critical announcement regarding Firefox on Red Hat Enterprise Linux, featuring crucial security patches addressing identified vulnerabilities.
An update for firefox is now available for Red Hat Enterprise Linux 8.4 Extended Update Support

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 important firefox browser exploit audio race condition

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 AppStream EUS (v.8.4):
Source: firefox-91.5.0-1.el8_4.src.rpm
aarch64: firefox-91.5.0-1.el8_4.aarch64.rpm firefox-debuginfo-91.5.0-1.el8_4.aarch64.rpm firefox-debugsource-91.5.0-1.el8_4.aarch64.rpm
ppc64le: firefox-91.5.0-1.el8_4.ppc64le.rpm firefox-debuginfo-91.5.0-1.el8_4.ppc64le.rpm firefox-debugsource-91.5.0-1.el8_4.ppc64le.rpm
s390x: firefox-91.5.0-1.el8_4.s390x.rpm firefox-debuginfo-91.5.0-1.el8_4.s390x.rpm firefox-debugsource-91.5.0-1.el8_4.s390x.rpm
x86_64: firefox-91.5.0-1.el8_4.x86_64.rpm firefox-debuginfo-91.5.0-1.el8_4.x86_64.rpm firefox-debugsource-91.5.0-1.el8_4.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-2022:0126-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0126
Issue date: 2022-01-12

Topic

An update for firefox is now available for Red Hat Enterprise Linux 8.4Extended Update Support.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 important firefox browser exploit audio race condition

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream EUS (v.8.4) - aarch64, ppc64le, s390x, 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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