{"action":"Upgrade firefox-esr to 140.6.0esr-1 or later.","affected":[{"fixed":"140.6.0esr-1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["140.6.0esr-1"],"id":"tcs_01M5NMY8HB63B0JVXGZB3G5KW5","modified_at":"2026-10-08T09:47:36.136207967Z","published_at":"2025-12-09T16:17:39.890Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-14324","https://security-tracker.debian.org/tracker/CVE-2025-14324"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-14324#Debian:14/firefox-esr","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-14324"}],"summary":"JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6."}