Headline
Red Hat Security Advisory 2022-4768-01
Red Hat Security Advisory 2022-4768-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 91.9.1 ESR.
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Red Hat Security Advisory
Synopsis: Critical: firefox security update
Advisory ID: RHSA-2022:4768-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:4768
Issue date: 2022-05-27
CVE Names: CVE-2022-1529 CVE-2022-1802
=====================================================================
- Summary:
An update for firefox is now available for Red Hat Enterprise Linux 8.2
Extended Update Support.
Red Hat Product Security has rated this update as having a security impact
of Critical. 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.
- Relevant releases/architectures:
Red Hat Enterprise Linux AppStream EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64
- Description:
Mozilla Firefox is an open-source web browser, designed for standards
compliance, performance, and portability.
This update upgrades Firefox to version 91.9.1 ESR.
Security Fix(es):
Mozilla: Untrusted input used in JavaScript object indexing, leading to
prototype pollution (CVE-2022-1529)Mozilla: Prototype pollution in Top-Level Await implementation
(CVE-2022-1802)
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.
- 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.
- Bugs fixed (https://bugzilla.redhat.com/):
2089217 - CVE-2022-1802 Mozilla: Prototype pollution in Top-Level Await implementation
2089218 - CVE-2022-1529 Mozilla: Untrusted input used in JavaScript object indexing, leading to prototype pollution
- Package List:
Red Hat Enterprise Linux AppStream EUS (v. 8.2):
Source:
firefox-91.9.1-1.el8_2.src.rpm
aarch64:
firefox-91.9.1-1.el8_2.aarch64.rpm
firefox-debuginfo-91.9.1-1.el8_2.aarch64.rpm
firefox-debugsource-91.9.1-1.el8_2.aarch64.rpm
ppc64le:
firefox-91.9.1-1.el8_2.ppc64le.rpm
firefox-debuginfo-91.9.1-1.el8_2.ppc64le.rpm
firefox-debugsource-91.9.1-1.el8_2.ppc64le.rpm
s390x:
firefox-91.9.1-1.el8_2.s390x.rpm
firefox-debuginfo-91.9.1-1.el8_2.s390x.rpm
firefox-debugsource-91.9.1-1.el8_2.s390x.rpm
x86_64:
firefox-91.9.1-1.el8_2.x86_64.rpm
firefox-debuginfo-91.9.1-1.el8_2.x86_64.rpm
firefox-debugsource-91.9.1-1.el8_2.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/
- References:
https://access.redhat.com/security/cve/CVE-2022-1529
https://access.redhat.com/security/cve/CVE-2022-1802
https://access.redhat.com/security/updates/classification/#critical
- Contact:
The Red Hat security contact is [email protected]. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
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