{"id":"CVE-2026-116728","published":"2026-10-26T22:16:56.640","lastModified":"2026-10-26T22:16:56.640","description":"libfvde through 20260923 contains a heap out-of-bounds read vulnerability in libfvde_encrypted_metadata_read_type_0x0024() because xml_plist_data_size is not checked against the source metadata block. Attackers can supply a crafted FileVault 2 Core Storage volume that makes libfvde_volume_open() copy past the heap block buffer, crashing the application.","cvssScore":5.5,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwes":["CWE-125"],"vendors":[],"products":[],"references":[{"url":"https://github.com/libyal/libfvde","tags":[]},{"url":"https://github.com/libyal/libfvde/blob/20260923/libfvde/libfvde_encrypted_metadata.c#L3798-L3813","tags":[]},{"url":"https://github.com/libyal/libfvde/commit/c2676fe49d0da44d66e7d750e72c57d2670f0b8f","tags":[]},{"url":"https://github.com/libyal/libfvde/issues/70","tags":[]},{"url":"https://hackmd.io/@haindpwn/libfvde-encrypted-metadata-oob-read","tags":[]},{"url":"https://www.vulncheck.com/advisories/libfvde-through-20260923-heap-out-of-bounds-read-via-libfvde-encrypted-metadata-read-type-0x0024","tags":[]}],"exploitRefs":[{"url":"https://github.com/libyal/libfvde","tags":[]},{"url":"https://github.com/libyal/libfvde/blob/20260923/libfvde/libfvde_encrypted_metadata.c#L3798-L3813","tags":[]},{"url":"https://github.com/libyal/libfvde/commit/c2676fe49d0da44d66e7d750e72c57d2670f0b8f","tags":[]},{"url":"https://github.com/libyal/libfvde/issues/70","tags":[]}],"hasPoc":true,"ai":null}