{"action":"Upgrade thunderbird to 1:115.5.0-1~deb12u1 or later.","affected":[{"fixed":"1:115.5.0-1~deb12u1","introduced":"0"}],"component":"thunderbird","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1:115.5.0-1~deb12u1"],"id":"tcs_01M5NJZ23DPY0CHQVKEVFEDPV2","modified_at":"2026-10-23T18:05:29.505525254Z","published_at":"2023-11-21T15:15:07.843Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-6207","https://security-tracker.debian.org/tracker/CVE-2023-6207"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-6207#Debian:12/thunderbird","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-6207"}],"summary":"Ownership mismanagement led to a use-after-free in ReadableByteStreams This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5."}