[RHSA-2023:1336-01] Important: firefox security update

Mon Mar 20 15:15:02 UTC 2023

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 102.9.0 ESR.

Security Fix(es):

* Mozilla: Incorrect code generation during JIT compilation
(CVE-2023-25751)

* Mozilla: Memory safety bugs fixed in Firefox 111 and Firefox ESR 102.9
(CVE-2023-28176)

* Mozilla: Potential out-of-bounds when accessing throttled streams
(CVE-2023-25752)

* Mozilla: Invalid downcast in Worklets (CVE-2023-28162)

* Mozilla: URL being dragged from a removed cross-origin iframe into the
same tab triggered navigation (CVE-2023-28164)

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/):

2178458 - CVE-2023-25751 Mozilla: Incorrect code generation during JIT compilation
2178460 - CVE-2023-25752 Mozilla: Potential out-of-bounds when accessing throttled streams
2178466 - CVE-2023-28162 Mozilla: Invalid downcast in Worklets
2178470 - CVE-2023-28164 Mozilla: URL being dragged from a removed cross-origin iframe into the same tab triggered navigation
2178472 - CVE-2023-28176 Mozilla: Memory safety bugs fixed in Firefox 111 and Firefox ESR 102.9

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
firefox-102.9.0-3.el8_7.src.rpm

aarch64:
firefox-102.9.0-3.el8_7.aarch64.rpm
firefox-debuginfo-102.9.0-3.el8_7.aarch64.rpm
firefox-debugsource-102.9.0-3.el8_7.aarch64.rpm

ppc64le:
firefox-102.9.0-3.el8_7.ppc64le.rpm
firefox-debuginfo-102.9.0-3.el8_7.ppc64le.rpm
firefox-debugsource-102.9.0-3.el8_7.ppc64le.rpm

s390x:
firefox-102.9.0-3.el8_7.s390x.rpm
firefox-debuginfo-102.9.0-3.el8_7.s390x.rpm
firefox-debugsource-102.9.0-3.el8_7.s390x.rpm

x86_64:
firefox-102.9.0-3.el8_7.x86_64.rpm
firefox-debuginfo-102.9.0-3.el8_7.x86_64.rpm
firefox-debugsource-102.9.0-3.el8_7.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-2023-25751
https://access.redhat.com/security/cve/CVE-2023-25752
https://access.redhat.com/security/cve/CVE-2023-28162
https://access.redhat.com/security/cve/CVE-2023-28164
https://access.redhat.com/security/cve/CVE-2023-28176
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
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