ELA-1825-1 firefox-esr security update

multiple vulnerabilities

2026-09-17
Packagefirefox-esr
Version140.16.0esr-1~deb11u1 (bullseye)
Related CVEs CVE-2026-92005 CVE-2026-92006 CVE-2026-92007 CVE-2026-92008 CVE-2026-92009 CVE-2026-92010 CVE-2026-92011 CVE-2026-92012 CVE-2026-92013 CVE-2026-92014 CVE-2026-92015 CVE-2026-92016 CVE-2026-92017 CVE-2026-92018 CVE-2026-92019 CVE-2026-92020 CVE-2026-92021 CVE-2026-92022 CVE-2026-92023 CVE-2026-92024 CVE-2026-92025 CVE-2026-92026 CVE-2026-92027 CVE-2026-92028 CVE-2026-92029 CVE-2026-92030 CVE-2026-92031 CVE-2026-92032


Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, information disclosure or privilege escalation.



For Debian 11 bullseye, these problems have been fixed in version 140.16.0esr-1~deb11u1.

We recommend that you upgrade your firefox-esr packages.

Further information about Extended LTS security advisories can be found in the dedicated section of our website.