{"id":"ECHO-c4ce-3570-7d06","summary":"Vulnerability is in libheif's HEIF sequence parser\n(Box_stsz::parse in libheif/sequences/seq_boxes.cc, plus track.cc /\nchunk.cc). This sequence / ISOBMFF track parsing was added in v1.20.0;\nv1.19.8 — the version we ship — has no sequences/ directory and no\nBox_stsz at all (verified: no such file or symbol in the v1.19.8 source),\nso the vulnerable code is not present. The GHSA lists \"affected \u003e= 1.19.0\",\nbut that range is imprecise: the introducing commit 58c21087 is not in the\nv1.19.8 tag.\n","modified":"2026-09-15T03:33:46.856888909Z","published":"2026-07-02T20:24:58.988Z","withdrawn":"2026-07-15T22:42:27.021Z","upstream":["CVE-2026-50142"],"references":[{"type":"WEB","url":"https://advisory.echohq.com/cve/CVE-2026-50142"}],"affected":[{"package":{"name":"libheif","ecosystem":"Echo","purl":"pkg:deb/echo/libheif"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.19.8-1"}]}],"database_specific":{"source":"https://advisory.echohq.com/osv/ECHO-c4ce-3570-7d06.json"}}],"schema_version":"1.9.0"}