Luksmeta: incomplete gap-boundary and overlap checks in luks1 metadata allocator allow data corruption
Historical advisory recorded 5 Nov 2026 16:36:21 UTC. Read the latest advisory.
cve-program · CVE-2026-107565
PublishedA flaw was found in luksmeta. A local attacker with administrative privileges can cause data corruption when saving metadata to a Linux Unified Key Setup (LUKS) device. Due to incorrect boundary calculations and flawed overlap detection, new metadata entries can be written beyond available free space or over existing records. This issue can corrupt stored encrypted payload data or existing metadata, potentially rendering the affected data inaccessible.
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cve-program · CVE-2026-107565
PublishedLuksmeta: incomplete gap-boundary and overlap checks in luks1 metadata allocator allow data corruption
A flaw was found in luksmeta. A local attacker with administrative privileges can cause data corruption when saving metadata to a Linux Unified Key Setup (LUKS) device. Due to incorrect boundary calculations and flawed overlap detection, new metadata entries can be written beyond available free space or over existing records. This issue can corrupt stored encrypted payload data or existing metadata, potentially rendering the affected data inaccessible.
- Source published
- 8 Oct 2026 14:39:28 UTC
- Source modified
- 5 Nov 2026 15:55:24 UTC
- Saved here
- 5 Nov 2026 16:36:21 UTC
- Source terms
- CVE Program Terms of Use
Original source record · Cite this exact observation · Complete original publisher JSON
Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.
CVSS 3.1 · 5.1 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:L