{"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:v3.15","exploited":false,"fixed_versions":["78.13.0-r0"],"id":"tcs_01M6GR107373ZYYKMNKSQHZCSY","modified_at":"2026-11-03T06:32:32.409870575Z","published_at":"2021-08-17T20:15:07.680Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-29980","https://security.alpinelinux.org/vuln/CVE-2021-29980"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-29980#Alpine:v3.15/firefox-esr","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-29980"}],"summary":"Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderb"}