{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.7.3"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6662821483d953bf23464ffd64d100d0b8dc3e4c"
            },
            {
              "fixed": "9158e9e41dd669b360cbc53cc18ccae729b67b48"
            }
          ],
          "repo": "https://github.com/aorimn/dislocker",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/107xxx/CVE-2026-107634.json"
  },
  "details": "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.",
  "id": "CVE-2026-107634",
  "modified": "2026-10-11T02:30:40.570726775Z",
  "published": "2026-10-08T14:10:33.209Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/107xxx/CVE-2026-107634.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-107634"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/dislocker-through-0.7.3-heap-out-of-bounds-read-via-bitlocker-metadata-dataset-size"
    },
    {
      "type": "FIX",
      "url": "https://github.com/Aorimn/dislocker/commit/9158e9e41dd669b360cbc53cc18ccae729b67b48"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/Aorimn/dislocker"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/Aorimn/dislocker/blob/v0.7.3/src/metadata/datums.c#L589-L640"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/Aorimn/dislocker/blob/v0.7.3/src/metadata/metadata.c#L764-L790"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "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",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Dislocker through 0.7.3 Heap Out-of-Bounds Read via BitLocker Metadata Dataset Size"
}