RedHat: RHSA-2022-4768:01 Critical: firefox security update
Summary
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.
Summary
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.
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
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/
Topic
An update for firefox is now available for Red Hat Enterprise Linux 8.2Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Critical. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux AppStream EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
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
