[RHSA-2023:4075-01] Important: firefox security update

Thu Jul 13 13:39:25 UTC 2023

An update for firefox is now available for Red Hat Enterprise Linux 8.4
Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4
Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update
Services for SAP Solutions.

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 AUS (v.8.4) - x86_64
Red Hat Enterprise Linux AppStream E4S (v.8.4) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream TUS (v.8.4) - 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 102.13.0 ESR.

Security Fix(es):

* Mozilla: Use-after-free in WebRTC certificate generation (CVE-2023-37201)

* Mozilla: Potential use-after-free from compartment mismatch in
SpiderMonkey (CVE-2023-37202)

* Mozilla: Memory safety bugs fixed in Firefox 115, Firefox ESR 102.13, and
Thunderbird 102.13 (CVE-2023-37211)

* Mozilla: Fullscreen notification obscured (CVE-2023-37207)

* Mozilla: Lack of warning when opening Diagcab files (CVE-2023-37208)

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/):

2219747 - CVE-2023-37201 Mozilla: Use-after-free in WebRTC certificate generation
2219748 - CVE-2023-37202 Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey
2219749 - CVE-2023-37207 Mozilla: Fullscreen notification obscured
2219750 - CVE-2023-37208 Mozilla: Lack of warning when opening Diagcab files
2219751 - CVE-2023-37211 Mozilla: Memory safety bugs fixed in Firefox 115, Firefox ESR 102.13, and Thunderbird 102.13

6. Package List:

Red Hat Enterprise Linux AppStream AUS (v.8.4):

Source:
firefox-102.13.0-2.el8_4.src.rpm

x86_64:
firefox-102.13.0-2.el8_4.x86_64.rpm
firefox-debuginfo-102.13.0-2.el8_4.x86_64.rpm
firefox-debugsource-102.13.0-2.el8_4.x86_64.rpm

Red Hat Enterprise Linux AppStream E4S (v.8.4):

Source:
firefox-102.13.0-2.el8_4.src.rpm

aarch64:
firefox-102.13.0-2.el8_4.aarch64.rpm
firefox-debuginfo-102.13.0-2.el8_4.aarch64.rpm
firefox-debugsource-102.13.0-2.el8_4.aarch64.rpm

ppc64le:
firefox-102.13.0-2.el8_4.ppc64le.rpm
firefox-debuginfo-102.13.0-2.el8_4.ppc64le.rpm
firefox-debugsource-102.13.0-2.el8_4.ppc64le.rpm

s390x:
firefox-102.13.0-2.el8_4.s390x.rpm
firefox-debuginfo-102.13.0-2.el8_4.s390x.rpm
firefox-debugsource-102.13.0-2.el8_4.s390x.rpm

x86_64:
firefox-102.13.0-2.el8_4.x86_64.rpm
firefox-debuginfo-102.13.0-2.el8_4.x86_64.rpm
firefox-debugsource-102.13.0-2.el8_4.x86_64.rpm

Red Hat Enterprise Linux AppStream TUS (v.8.4):

Source:
firefox-102.13.0-2.el8_4.src.rpm

aarch64:
firefox-102.13.0-2.el8_4.aarch64.rpm
firefox-debuginfo-102.13.0-2.el8_4.aarch64.rpm
firefox-debugsource-102.13.0-2.el8_4.aarch64.rpm

ppc64le:
firefox-102.13.0-2.el8_4.ppc64le.rpm
firefox-debuginfo-102.13.0-2.el8_4.ppc64le.rpm
firefox-debugsource-102.13.0-2.el8_4.ppc64le.rpm

s390x:
firefox-102.13.0-2.el8_4.s390x.rpm
firefox-debuginfo-102.13.0-2.el8_4.s390x.rpm
firefox-debugsource-102.13.0-2.el8_4.s390x.rpm

x86_64:
firefox-102.13.0-2.el8_4.x86_64.rpm
firefox-debuginfo-102.13.0-2.el8_4.x86_64.rpm
firefox-debugsource-102.13.0-2.el8_4.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-2023-37201
https://access.redhat.com/security/cve/CVE-2023-37202
https://access.redhat.com/security/cve/CVE-2023-37207
https://access.redhat.com/security/cve/CVE-2023-37208
https://access.redhat.com/security/cve/CVE-2023-37211
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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