RHSA-2023:4464 — Security Advisory
Red Hat Security Advisory: firefox security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · August 3, 2023
Updated · June 26, 2026
Topic
An update for firefox is now available for Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions.
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.
Description
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 102.14.0 ESR.
Security Fix(es):
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Mozilla: Offscreen Canvas could have bypassed cross-origin restrictions (CVE-2023-4045)
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Mozilla: Incorrect value used during WASM compilation (CVE-2023-4046)
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Mozilla: Potential permissions request bypass via clickjacking (CVE-2023-4047)
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Mozilla: Crash in DOMParser due to out-of-memory conditions (CVE-2023-4048)
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Mozilla: Fix potential race conditions when releasing platform objects (CVE-2023-4049)
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Mozilla: Stack buffer overflow in StorageManager (CVE-2023-4050)
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Mozilla: Memory safety bugs fixed in Firefox 116, Firefox ESR 115.1, Firefox ESR 102.14, Thunderbird 115.1, and Thunderbird 102.14 (CVE-2023-4056)
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Mozilla: Memory safety bugs fixed in Firefox 116, Firefox ESR 115.1, and Thunderbird 115.1 (CVE-2023-4057)
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Mozilla: Cookie jar overflow caused unexpected cookie jar state (CVE-2023-4055)
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.