{"action":"Upgrade bluez to 5.62-1 or later.","affected":[{"fixed":"5.62-1","introduced":"0"}],"component":"bluez","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.62-1"],"id":"tcs_01M5NG1FFMAWA29H8GD45PD2HM","modified_at":"2026-10-23T18:04:00.489238340Z","published_at":"2021-11-04T23:15:10.350Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-43400","https://security-tracker.debian.org/tracker/CVE-2021-43400"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-43400#Debian:14/bluez","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-43400"}],"summary":"An issue was discovered in gatt-database.c in BlueZ 5.61. A use-after-free can occur when a client disconnects during D-Bus processing of a WriteValue call."}