{"action":"Upgrade libheif to 1.23.0-r0 or later.","affected":[{"fixed":"1.23.0-r0","introduced":"0"}],"component":"libheif","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["1.23.0-r0"],"id":"tcs_01M5NFTNNY08S5W2XSSAF4YMJZ","modified_at":"2026-10-01T02:17:49.330962626Z","published_at":"2026-08-18T22:16:52.633Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-50142","https://security.alpinelinux.org/vuln/CVE-2026-50142"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-50142","url":"https://osv.dev/vulnerability/ALPINE-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"}