{"id":"CVE-2026-116729","revision":"3d2bf2268a9e465c896d1aa2ecabb982","records":[{"revision":"3d2bf2268a9e465c896d1aa2ecabb982","observedAt":"2026-10-26T22:35:30.956+00:00","statement":{"source":"cve-program","id":"CVE-2026-116729","aliases":[],"title":"libfvde through 20260923 Heap Out-of-Bounds Read via libfvde_encrypted_metadata_read_type_0x001a","description":"libfvde through 20260923 contains a heap out-of-bounds read vulnerability in libfvde_encrypted_metadata_read_type_0x001a() caused by an unbounded strlen on embedded XML plist data. Attackers can supply a crafted FileVault 2 volume with non-NUL-terminated plist data, causing libfvde_volume_open() to read past the heap block buffer.","state":0,"publishedAt":"2026-10-26T21:52:31.564+00:00","modifiedAt":"2026-10-26T21:52:31.564+00:00","affected":[{"ecosystem":"Vendor product","name":"libfvde","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"libyal\",\n                    \"product\": \"libfvde\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\",\n                            \"lessThanOrEqual\": \"20260923\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/libyal/libfvde\",\n                    \"repo\": \"https://github.com/libyal/libfvde\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","score":4.8,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","score":3.3,"severity":"LOW"}],"references":["https://github.com/libyal/libfvde/issues/70","https://github.com/libyal/libfvde","https://github.com/libyal/libfvde/commit/c2676fe49d0da44d66e7d750e72c57d2670f0b8f","https://github.com/libyal/libfvde/blob/20260923/libfvde/libfvde_encrypted_metadata.c#L2786-L2792","https://hackmd.io/@haindpwn/libfvde-encrypted-metadata-oob-read","https://www.vulncheck.com/advisories/libfvde-through-20260923-heap-out-of-bounds-read-via-libfvde-encrypted-metadata-read-type-0x001a"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116729","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-116729","identifiers":["CVE-2026-116729"]},"retained":false,"historicalAffected":[]}],"coverage":[]}