{"action":"Upgrade libheif to 1.23.1-1 or later.","affected":[{"fixed":"1.23.1-1","introduced":"0"}],"component":"libheif","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.23.1-1"],"id":"tcs_01M5NSPBW841Q318RYPVZN1ZZ0","modified_at":"2026-10-23T18:05:12.164265297Z","published_at":"2026-08-18T22:16:52.633Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-50142","https://security-tracker.debian.org/tracker/CVE-2026-50142"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-50142#Debian:14/libheif","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-50142"}],"summary":"libheif is a HEIF and AVIF file format decoder and encoder. From 1.19.0 until 1.23.0, a crafted HEIF sequence accepted by heif_context_read_from_memory() with the msf1 sequence brand can cause unbound"}