{"action":"Upgrade firefox-esr to 68.3.0esr-1 or later.","affected":[{"fixed":"68.3.0esr-1","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["68.3.0esr-1"],"id":"tcs_01M5NDZYK6578N2N0KF9K2M74V","modified_at":"2026-09-21T07:03:05.784354659Z","published_at":"2020-01-08T22:15:11.730Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-17008","https://security-tracker.debian.org/tracker/CVE-2019-17008"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-17008","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-17008"}],"summary":"When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3,"}