Issued at: 2026-08-26
Updated at: 2026-08-26
Advisory content derived from Red Hat RHSA-2024:2883, © Red Hat, Inc., used under CC BY 4.0, with modifications.
Synopsis
Important: firefox security update
Description
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.
This update upgrades Firefox to version 115.11.0 ESR.
Security Fix(es):
* firefox: Arbitrary JavaScript execution in PDF.js (CVE-2024-4367)
* firefox: IndexedDB files retained in private browsing mode (CVE-2024-4767)
* firefox: Potential permissions request bypass via clickjacking (CVE-2024-4768)
* firefox: Cross-origin responses could be distinguished between script and non-script content-types (CVE-2024-4769)
* firefox: Use-after-free could occur when printing to PDF (CVE-2024-4770)
* firefox: Memory safety bugs fixed in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11 (CVE-2024-4777)
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.