CVE-2026-107565
Luksmeta: incomplete gap-boundary and overlap checks in luks1 metadata allocator allow data corruption
En bref
- Sévérité
- MEDIUM 5.1
- EPSS
- EPSS 0.10 % · centile 1 (2026-10-28)
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- redhat
- Statut NVD
- Awaiting Analysis
Description
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.
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.1 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:L | redhat |
| CVSS 3.1 | MEDIUM 5.1 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:L | NVD · secalert@redhat.com (Secondary) |
Faiblesses (CWE)
Références européennes
- ENISA EUVD · EUVD-2026-95032
- GCVE · GCVE-0-2026-107565
Produits affectés
Références
- https://access.redhat.com/security/cve/CVE-2026-107565
- https://bugzilla.redhat.com/show_bug.cgi?id=2547930
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |