RLSA-2026:19370
RLSA-2026:19370 · Important: firefox security update
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fix(es): * firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.10.1 and Firefox 150.0.1 (CVE-2026-7323) * firefox: thunderbird: Information disclosure due to incorrect boundary conditions in the Audio/Video component (CVE-2026-7320) * firefox: thunderbird: Memory safety bugs fixed in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1 (CVE-2026-7322) * firefox: thunderbird: webrtc: Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component (CVE-2026-7321) 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.
CVSS 8.8 · High · Fix available
- Published
- Updated
Stack: system
Affected products and versions
firefox Rocky Linux:9
- Affected ranges
- ECOSYSTEM: < 0:140.10.1-1.el9_8
Update to 0:140.10.1-1.el9_8