RHSA-2023:0812: 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-2023:0812?
RHSA-2023:0812 addresses a critical vulnerability in Mozilla Firefox related to content security policy leakage.
How do I fix RHSA-2023:0812?
To fix RHSA-2023:0812, upgrade Mozilla Firefox to version 102.8.0 ESR as specified.
What specific vulnerability does RHSA-2023:0812 address?
RHSA-2023:0812 addresses a content security policy leak in violation reports using iframes.
Which versions of Firefox are affected by RHSA-2023:0812?
RHSA-2023:0812 affects versions of Firefox prior to 102.8.0 ESR.
Are there other packages affected by RHSA-2023:0812?
Yes, RHSA-2023:0812 also affects the firefox-debuginfo package.