{"action":"Upgrade thunderbird to 1:68.12.0-1 or later.","affected":[{"fixed":"1:68.12.0-1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1:68.12.0-1"],"id":"tcs_01M5NENFJKFQABTTE0K2EEPX3M","modified_at":"2026-10-26T12:00:42.122102041Z","published_at":"2020-10-01T19:15:13.407Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-15669","https://security-tracker.debian.org/tracker/CVE-2020-15669"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-15669#Debian:12/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-15669"}],"summary":"When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could"}