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Red Hat Enterprise Linux 8: RHSA-2023-0808 Important: Firefox Update

red hat
Calendar Grey February 20, 2023
Dist Redhat Esm H88
A critical patch for Firefox on Red Hat Enterprise Linux 8 resolves several vulnerabilities deemed to have significant consequences.
An update for firefox is now available for Red Hat Enterprise Linux 8

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.

Summary

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.

Topics%20covered

Topics Covered

security advisory update Red Hat Enterprise Linux important firefox web browser memory safety

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

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


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:0808-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0808
Issue date: 2023-02-20

Topic

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 impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory update Red Hat Enterprise Linux important firefox web browser memory safety

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

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

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