{"id":"CVE-2026-107634","revision":null,"records":[{"revision":"15db0eb2810a4b908f4ff101f5411a0d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-107634","aliases":[],"title":"Dislocker through 0.7.3 Heap Out-of-Bounds Read via BitLocker Metadata Dataset Size","description":"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 inflated dataset or datum sizes that, when opened or mounted, crashes dislocker or discloses adjacent heap memory.","state":0,"publishedAt":"2026-10-08T14:10:33.209+00:00","modifiedAt":"2026-10-10T03:07:18.874+00:00","affected":[{"ecosystem":"Vendor product","name":"dislocker","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Aorimn\",\n                    \"product\": \"dislocker\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"0.7.3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N","score":6.9,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","score":6.1,"severity":"MEDIUM"}],"references":["https://github.com/Aorimn/dislocker/commit/9158e9e41dd669b360cbc53cc18ccae729b67b48","https://github.com/Aorimn/dislocker/blob/v0.7.3/src/metadata/metadata.c#L764-L790","https://github.com/Aorimn/dislocker/blob/v0.7.3/src/metadata/datums.c#L589-L640","https://github.com/Aorimn/dislocker","https://www.vulncheck.com/advisories/dislocker-through-0.7.3-heap-out-of-bounds-read-via-bitlocker-metadata-dataset-size"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-107634","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-107634","identifiers":["CVE-2026-107634"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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