{"action":"Upgrade firefox-esr to 78.13.0-r0 or later.","affected":[{"fixed":"78.13.0-r0","introduced":"0"}],"component":"firefox-esr","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.20","exploited":false,"fixed_versions":["78.13.0-r0"],"id":"tcs_01M6GYXRDBAS2V98XQY366TBY4","modified_at":"2026-11-03T06:32:47.039372947Z","published_at":"2021-08-17T20:15:07.890Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-29985","https://security.alpinelinux.org/vuln/CVE-2021-29985"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-29985#Alpine:v3.20/firefox-esr","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-29985"}],"summary":"A use-after-free vulnerability in media channels could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR"}