[RHSA-2023:0808-01] Important: firefox security update

Mon Feb 20 12:29:06 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 102.8.0 ESR.

Security Fix(es):

* Mozilla: Arbitrary memory write via PKCS 12 in NSS (CVE-2023-0767)

* Mozilla: Content security policy leak in violation reports using iframes
(CVE-2023-25728)

* Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)

* Mozilla: Potential use-after-free from compartment mismatch in
SpiderMonkey (CVE-2023-25735)

* Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry
(CVE-2023-25737)

* Mozilla: Use-after-free in
mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)

* Mozilla: Fullscreen notification not shown in Firefox Focus
(CVE-2023-25743)

* Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8
(CVE-2023-25744)

* Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)

* Mozilla: Extensions could have opened external schemes without user
knowledge (CVE-2023-25729)

* Mozilla: Out of bounds memory write from EncodeInputStream
(CVE-2023-25732)

* Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)

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/):

2170374 - CVE-2023-25728 Mozilla: Content security policy leak in violation reports using iframes
2170375 - CVE-2023-25730 Mozilla: Screen hijack via browser fullscreen mode
2170376 - CVE-2023-25743 Mozilla: Fullscreen notification not shown in Firefox Focus
2170377 - CVE-2023-0767 Mozilla: Arbitrary memory write via PKCS 12 in NSS
2170378 - CVE-2023-25735 Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey
2170379 - CVE-2023-25737 Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry
2170381 - CVE-2023-25739 Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext
2170382 - CVE-2023-25729 Mozilla: Extensions could have opened external schemes without user knowledge
2170383 - CVE-2023-25732 Mozilla: Out of bounds memory write from EncodeInputStream
2170390 - CVE-2023-25742 Mozilla: Web Crypto ImportKey crashes tab
2170391 - CVE-2023-25744 Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8
2170402 - CVE-2023-25746 Mozilla: Memory safety bugs fixed in Firefox ESR 102.8

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
firefox-102.8.0-2.el8_7.src.rpm

aarch64:
firefox-102.8.0-2.el8_7.aarch64.rpm
firefox-debuginfo-102.8.0-2.el8_7.aarch64.rpm
firefox-debugsource-102.8.0-2.el8_7.aarch64.rpm

ppc64le:
firefox-102.8.0-2.el8_7.ppc64le.rpm
firefox-debuginfo-102.8.0-2.el8_7.ppc64le.rpm
firefox-debugsource-102.8.0-2.el8_7.ppc64le.rpm

s390x:
firefox-102.8.0-2.el8_7.s390x.rpm
firefox-debuginfo-102.8.0-2.el8_7.s390x.rpm
firefox-debugsource-102.8.0-2.el8_7.s390x.rpm

x86_64:
firefox-102.8.0-2.el8_7.x86_64.rpm
firefox-debuginfo-102.8.0-2.el8_7.x86_64.rpm
firefox-debugsource-102.8.0-2.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-2023-0767
https://access.redhat.com/security/cve/CVE-2023-25728
https://access.redhat.com/security/cve/CVE-2023-25729
https://access.redhat.com/security/cve/CVE-2023-25730
https://access.redhat.com/security/cve/CVE-2023-25732
https://access.redhat.com/security/cve/CVE-2023-25735
https://access.redhat.com/security/cve/CVE-2023-25737
https://access.redhat.com/security/cve/CVE-2023-25739
https://access.redhat.com/security/cve/CVE-2023-25742
https://access.redhat.com/security/cve/CVE-2023-25743
https://access.redhat.com/security/cve/CVE-2023-25744
https://access.redhat.com/security/cve/CVE-2023-25746
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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