A firefox security update has been released for Red Hat Enterprise Linux 7.
RHSA-2022:0124-04: Important: firefox security update
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Red Hat Security Advisory
Synopsis: Important: firefox security update
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
CVE Names: CVE-2021-4140 CVE-2022-22737 CVE-2022-22738
CVE-2022-22739 CVE-2022-22740 CVE-2022-22741
CVE-2022-22742 CVE-2022-22743 CVE-2022-22745
CVE-2022-22747 CVE-2022-22748 CVE-2022-22751
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1. Summary:
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 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 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
3. Description:
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.
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/):
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
6. 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/
7. 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
8. Contact:
The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
