{"action":"Upgrade thunderbird to 1:91.2.1-1 or later.","affected":[{"fixed":"1:91.2.1-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:91.2.1-1"],"id":"tcs_01M5NFX0VQ5TYSB7EPBEF0BHGX","modified_at":"2026-10-23T18:03:45.923840136Z","published_at":"2021-11-03T01:15:07.380Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-38496","https://security-tracker.debian.org/tracker/CVE-2021-38496"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-38496#Debian:14/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-38496"}],"summary":"During operations on MessageTasks, a task may have been removed while it was still scheduled, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird"}