RHSA-2023:0811: Important: firefox security update
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: 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.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2023:0811?
The severity of RHSA-2023:0811 is not explicitly stated, but it addresses critical security vulnerabilities in Mozilla Firefox.
How do I fix RHSA-2023:0811?
To fix RHSA-2023:0811, upgrade Firefox to version 102.8.0 ESR or the latest provided by your Red Hat subscription.
What vulnerabilities are associated with RHSA-2023:0811?
RHSA-2023:0811 addresses a content security policy leak in violation reports using iframes identified as CVE-2023-2572.
Which software packages are affected by RHSA-2023:0811?
RHSA-2023:0811 affects the firefox, firefox-debuginfo, and firefox-debugsource packages, among others.
What platforms does RHSA-2023:0811 apply to?
RHSA-2023:0811 applies to several platforms including el8_2 and architectures like x86_64 and ppc64le.