High7.5Red Hat & Ubuntu Linux
Memory safety bugs fixed in Firefox ESR 115.35.2, Firefox ESR 140.10.2 and Firefox 150.0.2
CVE-2026-8092 Published May 7, 2026
CVE-2026-8092
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Memory safety bugs fixed in Firefox ESR 115.35.2, Firefox ESR 140.10.2 and Firefox 150.0.2. Red Hat rates this important (CVSS 7.5). Weakness: CWE-787. Affected package(s): firefox. Resolved in Red Hat advisory RHSA-2026:24509 — update the affected packages (`sudo dnf update`).
Affected versions
- firefox-0:140.10.2-1.el7_9
- firefox-0:140.10.2-1.el8_8
- firefox-0:140.10.2-1.el9_6
- firefox-0:140.10.2-1.el10_0
- firefox-0:140.10.2-1.el9_8
- firefox-0:140.10.2-1.el8_10
- firefox-0:140.10.2-1.el10_2
- firefox-0:140.10.2-1.el8_4
- firefox-0:140.10.2-1.el9_2
- firefox-0:140.10.2-1.el8_6
- firefox-0:140.10.2-1.el9_4
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:24509
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:24509 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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