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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: firefox security update
Advisory ID:       RHSA-2023:1789-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:1789
Issue date:        2023-04-14
CVE Names:         CVE-2023-1945 CVE-2023-29533 CVE-2023-29535 
                   CVE-2023-29536 CVE-2023-29539 CVE-2023-29541 
                   CVE-2023-29548 CVE-2023-29550 
=====================================================================

1. Summary:

An update for firefox is now available for Red Hat Enterprise Linux 8.2
Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications
Update Service, and Red Hat Enterprise Linux 8.2 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. 8.2) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream E4S (v. 8.2) - aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux AppStream TUS (v. 8.2) - 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 102.10.0 ESR.

Security Fix(es):

* MFSA-TMP-2023-0001 Mozilla: Double-free in libwebp (BZ#2186102)

* Mozilla: Fullscreen notification obscured (CVE-2023-29533)

* Mozilla: Potential Memory Corruption following Garbage Collector
compaction (CVE-2023-29535)

* Mozilla: Invalid free from JavaScript code (CVE-2023-29536)

* Mozilla: Memory safety bugs fixed in Firefox 112 and Firefox ESR 102.10
(CVE-2023-29550)

* Mozilla: Memory Corruption in Safe Browsing Code (CVE-2023-1945)

* Mozilla: Content-Disposition filename truncation leads to Reflected File
Download (CVE-2023-29539)

* Mozilla: Files with malicious extensions could have been downloaded
unsafely on Linux (CVE-2023-29541)

* Mozilla: Incorrect optimization result on ARM64 (CVE-2023-29548)

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/):

2186101 - CVE-2023-29533 Mozilla: Fullscreen notification obscured
2186102 - MFSA-TMP-2023-0001 Mozilla: Double-free in libwebp
2186103 - CVE-2023-29535 Mozilla: Potential Memory Corruption following Garbage Collector compaction
2186104 - CVE-2023-29536 Mozilla: Invalid free from JavaScript code
2186105 - CVE-2023-29539 Mozilla: Content-Disposition filename truncation leads to Reflected File Download
2186106 - CVE-2023-29541 Mozilla: Files with malicious extensions could have been downloaded unsafely on Linux
2186109 - CVE-2023-1945 Mozilla: Memory Corruption in Safe Browsing Code
2186110 - CVE-2023-29548 Mozilla: Incorrect optimization result on ARM64
2186111 - CVE-2023-29550 Mozilla: Memory safety bugs fixed in Firefox 112 and Firefox ESR 102.10

6. Package List:

Red Hat Enterprise Linux AppStream AUS (v. 8.2):

Source:
firefox-102.10.0-1.el8_2.src.rpm

aarch64:
firefox-102.10.0-1.el8_2.aarch64.rpm
firefox-debuginfo-102.10.0-1.el8_2.aarch64.rpm
firefox-debugsource-102.10.0-1.el8_2.aarch64.rpm

ppc64le:
firefox-102.10.0-1.el8_2.ppc64le.rpm
firefox-debuginfo-102.10.0-1.el8_2.ppc64le.rpm
firefox-debugsource-102.10.0-1.el8_2.ppc64le.rpm

s390x:
firefox-102.10.0-1.el8_2.s390x.rpm
firefox-debuginfo-102.10.0-1.el8_2.s390x.rpm
firefox-debugsource-102.10.0-1.el8_2.s390x.rpm

x86_64:
firefox-102.10.0-1.el8_2.x86_64.rpm
firefox-debuginfo-102.10.0-1.el8_2.x86_64.rpm
firefox-debugsource-102.10.0-1.el8_2.x86_64.rpm

Red Hat Enterprise Linux AppStream E4S (v. 8.2):

Source:
firefox-102.10.0-1.el8_2.src.rpm

aarch64:
firefox-102.10.0-1.el8_2.aarch64.rpm
firefox-debuginfo-102.10.0-1.el8_2.aarch64.rpm
firefox-debugsource-102.10.0-1.el8_2.aarch64.rpm

ppc64le:
firefox-102.10.0-1.el8_2.ppc64le.rpm
firefox-debuginfo-102.10.0-1.el8_2.ppc64le.rpm
firefox-debugsource-102.10.0-1.el8_2.ppc64le.rpm

s390x:
firefox-102.10.0-1.el8_2.s390x.rpm
firefox-debuginfo-102.10.0-1.el8_2.s390x.rpm
firefox-debugsource-102.10.0-1.el8_2.s390x.rpm

x86_64:
firefox-102.10.0-1.el8_2.x86_64.rpm
firefox-debuginfo-102.10.0-1.el8_2.x86_64.rpm
firefox-debugsource-102.10.0-1.el8_2.x86_64.rpm

Red Hat Enterprise Linux AppStream TUS (v. 8.2):

Source:
firefox-102.10.0-1.el8_2.src.rpm

aarch64:
firefox-102.10.0-1.el8_2.aarch64.rpm
firefox-debuginfo-102.10.0-1.el8_2.aarch64.rpm
firefox-debugsource-102.10.0-1.el8_2.aarch64.rpm

ppc64le:
firefox-102.10.0-1.el8_2.ppc64le.rpm
firefox-debuginfo-102.10.0-1.el8_2.ppc64le.rpm
firefox-debugsource-102.10.0-1.el8_2.ppc64le.rpm

s390x:
firefox-102.10.0-1.el8_2.s390x.rpm
firefox-debuginfo-102.10.0-1.el8_2.s390x.rpm
firefox-debugsource-102.10.0-1.el8_2.s390x.rpm

x86_64:
firefox-102.10.0-1.el8_2.x86_64.rpm
firefox-debuginfo-102.10.0-1.el8_2.x86_64.rpm
firefox-debugsource-102.10.0-1.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/

7. References:

https://access.redhat.com/security/cve/CVE-2023-1945
https://access.redhat.com/security/cve/CVE-2023-29533
https://access.redhat.com/security/cve/CVE-2023-29535
https://access.redhat.com/security/cve/CVE-2023-29536
https://access.redhat.com/security/cve/CVE-2023-29539
https://access.redhat.com/security/cve/CVE-2023-29541
https://access.redhat.com/security/cve/CVE-2023-29548
https://access.redhat.com/security/cve/CVE-2023-29550
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 2023 Red Hat, Inc.
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