{"id":"CVE-2025-43966","aliases":["DEBIAN-CVE-2025-43966","EUVD-2025-11958","GHSA-7g9v-7vc7-pmrw","UBUNTU-CVE-2025-43966"],"status":"published","title":"libheif before 1.19.6 has a NULL pointer dereference in ImageItem_iden in image-items/iden.cc.","description":"libheif before 1.19.6 has a NULL pointer dereference in ImageItem_iden in image-items/iden.cc.","severity":{"version":"3.1","score":2.9,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00318,"percentile":0.25027,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2025-04-20T00:00:00Z","modified":"2026-10-28T11:01:43Z","fixes":[{"ecosystem":"Debian:13","package":"libheif","fixed_in":["1.19.7-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libheif","fixed_in":["1.19.7-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:13","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.19.7-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libheif","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.19.7-1"}]}]}],"products":[{"vendor":"struktur","product":"libheif"},{"vendor":"strukturag","product":"libheif"}],"references":[{"url":"https://github.com/strukturag/libheif/commit/b38555387e4b5dcf036fe45b0c440aca19b7b69c","tags":["Patch","fix"]},{"url":"https://github.com/strukturag/libheif/compare/v1.19.5...v1.19.6","tags":["Patch","Release Notes","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-43966","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-7g9v-7vc7-pmrw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/43xxx/CVE-2025-43966.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-43966","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-43966","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-43966","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-43966","description":"libheif before 1.19.6 has a NULL pointer dereference in ImageItem_iden in 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image-items/iden.cc.","status":"published","published":"2025-04-20T00:00:00Z","modified":"2026-10-28T11:01:43.498665903Z","cvss":[{"version":"3.1","score":2.9,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:44:49.707645Z"},{"id":"DEBIAN-CVE-2025-43966","description":"libheif before 1.19.6 has a NULL pointer dereference in ImageItem_iden in image-items/iden.cc.","status":"published","published":"2025-04-21T00:15:33.457Z","modified":"2026-09-01T20:05:52.616116571Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:47.378563Z"},{"id":"UBUNTU-CVE-2025-43966","description":"libheif before 1.19.6 has a NULL pointer dereference in ImageItem_iden in image-items/iden.cc.","status":"withdrawn","published":"2025-04-21T00:15:00Z","modified":"2025-07-16T07:48:20.617736Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"3.1","score":2.9,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T16:55:50.31802Z"}]}}