RHSA-2023:0809: Important: firefox security update

First published: Mon Feb 20 2023(Updated: )

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.<br>This update upgrades Firefox to version 102.8.0 ESR.<br>Security Fix(es):<br><li> Mozilla: Content security policy leak in violation reports using iframes (CVE-2023-25728)</li> <li> Mozilla: Screen hijack via browser fullscreen mode (CVE-2023-25730)</li> <li> Mozilla: Potential use-after-free from compartment mismatch in SpiderMonkey (CVE-2023-25735)</li> <li> Mozilla: Invalid downcast in SVGUtils::SetupStrokeGeometry (CVE-2023-25737)</li> <li> Mozilla: Use-after-free in mozilla::dom::ScriptLoadContext::~ScriptLoadContext (CVE-2023-25739)</li> <li> Mozilla: Fullscreen notification not shown in Firefox Focus (CVE-2023-25743)</li> <li> Mozilla: Memory safety bugs fixed in Firefox 110 and Firefox ESR 102.8 (CVE-2023-25744)</li> <li> Mozilla: Memory safety bugs fixed in Firefox ESR 102.8 (CVE-2023-25746)</li> <li> Mozilla: Extensions could have opened external schemes without user knowledge (CVE-2023-25729)</li> <li> Mozilla: Out of bounds memory write from EncodeInputStream (CVE-2023-25732)</li> <li> Mozilla: Web Crypto ImportKey crashes tab (CVE-2023-25742)</li> 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.

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