Out-of-bounds Read in Aorimn Dislocker
CVE-2026-107634
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.
Vulnerability class: Buffer Overflow
Published .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- github.com/Aorimn/dislocker/commit/9158e9e41dd669b360cbc53cc18ccae729b67b48 (patch)
- github.com/Aorimn/dislocker/blob/v0.7.3/src/metadata/metadata.c (technical-description)
- github.com/Aorimn/dislocker/blob/v0.7.3/src/metadata/datums.c (technical-description)
- github.com/Aorimn/dislocker (product)
- www.vulncheck.com/advisories/dislocker-through-0.7.3-heap-out-of-bounds-read-vi… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-107634?
- CVE-2026-107634 is a medium-severity vulnerability in Aorimn Dislocker, classified under Out-of-bounds Read. CVSS score: 6.1/10. Published 2026-10-08.
- How severe is CVE-2026-107634?
- Medium severity. CVSS v3 base score is 6.1 out of 10.