Home / mailings [RHSA-2022:4872-01] Important: firefox security update
Posted on 02 June 2022
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Important: firefox security update
Advisory ID: RHSA-2022:4872-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:4872
Issue date: 2022-06-01
CVE Names: CVE-2022-31736 CVE-2022-31737 CVE-2022-31738
CVE-2022-31740 CVE-2022-31741 CVE-2022-31742
CVE-2022-31747
=====================================================================
1. Summary:
An update for firefox is now available for Red Hat Enterprise Linux 8.
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 (v. 8) - aarch64, ppc64le, s390x, 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 91.10.0 ESR.
Security Fix(es):
* Mozilla: Cross-Origin resource's length leaked (CVE-2022-31736)
* Mozilla: Heap buffer overflow in WebGL (CVE-2022-31737)
* Mozilla: Browser window spoof using fullscreen mode (CVE-2022-31738)
* Mozilla: Register allocation problem in WASM on arm64 (CVE-2022-31740)
* Mozilla: Uninitialized variable leads to invalid memory read
(CVE-2022-31741)
* Mozilla: Memory safety bugs fixed in Firefox 101 and Firefox ESR 91.10
(CVE-2022-31747)
* Mozilla: Querying a WebAuthn token with a large number of allowCredential
entries may have leaked cross-origin information (CVE-2022-31742)
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/):
2092018 - CVE-2022-31736 Mozilla: Cross-Origin resource's length leaked
2092019 - CVE-2022-31737 Mozilla: Heap buffer overflow in WebGL
2092021 - CVE-2022-31738 Mozilla: Browser window spoof using fullscreen mode
2092023 - CVE-2022-31740 Mozilla: Register allocation problem in WASM on arm64
2092024 - CVE-2022-31741 Mozilla: Uninitialized variable leads to invalid memory read
2092025 - CVE-2022-31742 Mozilla: Querying a WebAuthn token with a large number of allowCredential entries may have leaked cross-origin information
2092026 - CVE-2022-31747 Mozilla: Memory safety bugs fixed in Firefox 101 and Firefox ESR 91.10
6. Package List:
Red Hat Enterprise Linux AppStream (v. 8):
Source:
firefox-91.10.0-1.el8_6.src.rpm
aarch64:
firefox-91.10.0-1.el8_6.aarch64.rpm
firefox-debuginfo-91.10.0-1.el8_6.aarch64.rpm
firefox-debugsource-91.10.0-1.el8_6.aarch64.rpm
ppc64le:
firefox-91.10.0-1.el8_6.ppc64le.rpm
firefox-debuginfo-91.10.0-1.el8_6.ppc64le.rpm
firefox-debugsource-91.10.0-1.el8_6.ppc64le.rpm
s390x:
firefox-91.10.0-1.el8_6.s390x.rpm
firefox-debuginfo-91.10.0-1.el8_6.s390x.rpm
firefox-debugsource-91.10.0-1.el8_6.s390x.rpm
x86_64:
firefox-91.10.0-1.el8_6.x86_64.rpm
firefox-debuginfo-91.10.0-1.el8_6.x86_64.rpm
firefox-debugsource-91.10.0-1.el8_6.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-2022-31736
https://access.redhat.com/security/cve/CVE-2022-31737
https://access.redhat.com/security/cve/CVE-2022-31738
https://access.redhat.com/security/cve/CVE-2022-31740
https://access.redhat.com/security/cve/CVE-2022-31741
https://access.redhat.com/security/cve/CVE-2022-31742
https://access.redhat.com/security/cve/CVE-2022-31747
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
