{"id":"CVE-2026-107634","title":"Dislocker through 0.7.3 contains a heap out-of-bounds read vulnerability in get_dataset() and get_next_datum() that never validate dataset and datum sizes against the metadata allocation","summary":"Dislocker through 0.7.3 contains a heap out-of-bounds read vulnerability in get_dataset() and get_next_datum() that never validate dataset and datum sizes against the metadata allocation. Attackers can craft a BitLocker volume image with…","severity":"medium","cvss":6.1,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","cwe":["CWE-125"],"vendor":"Aorimn","product":"dislocker","affected":["dislocker <= 0.7.3"],"published":"2026-10-08","updated":"2026-10-08","sourceUpdated":"2026-10-08T21:33:42.423","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-107634","references":[{"url":"https://github.com/Aorimn/dislocker","label":"disclosure@vulncheck.com"},{"url":"https://github.com/Aorimn/dislocker/blob/v0.7.3/src/metadata/datums.c#L589-L640","label":"disclosure@vulncheck.com"},{"url":"https://github.com/Aorimn/dislocker/blob/v0.7.3/src/metadata/metadata.c#L764-L790","label":"disclosure@vulncheck.com"},{"url":"https://github.com/Aorimn/dislocker/commit/9158e9e41dd669b360cbc53cc18ccae729b67b48","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/dislocker-through-0.7.3-heap-out-of-bounds-read-via-bitlocker-metadata-dataset-size","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-08T14:47:16.359Z","slug":"CVE-2026-107634","body":"## Overview\n\nDislocker through 0.7.3 contains a heap out-of-bounds read vulnerability in get_dataset() and get_next_datum() that never validate dataset and datum sizes against the metadata allocation. Attackers can craft a BitLocker volume image with inflated dataset or datum sizes that, when opened or mounted, crashes dislocker or discloses adjacent heap memory.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":34,"depthScoreParts":{"impact":33.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}