CVE-2026-68452

7.8 Élevée

Publiée le 13/08/2026 à 17:19 · Modifiée le 20/10/2026 à 00:17 · Reçue · Source : 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Description

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: Validate length for CCA AES cipher key requests cca_cipher2protkey() derives the copy length for the CPRB parameter block directly from the length field in the key token. Reject the request early if the token length exceeds the available space in the parameter block.

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Produits concernés

Linux

Scores CVSS

Version	Score	Source	Vecteur
3.1	7.8 Élevée	416baaa9-dc9f-4396-8d5f-8c081fb06d67	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`

Faiblesses (CWE)

CWE-120

Références

https://git.kernel.org/stable/c/06afe425d5283b9764303de47f554da5a808ce8a
https://git.kernel.org/stable/c/3859f630b674801a00bca39bc451f52288591f65
https://git.kernel.org/stable/c/406b317ea2b501f6f5eca1264293c9399a73a778
https://git.kernel.org/stable/c/4e500ecb6704d879f9c2417c2ed6faba595015ca
https://git.kernel.org/stable/c/4fc46deceda076d429ef3fab2ccf8d96629ebd23
https://git.kernel.org/stable/c/7f9e5a3dbb14a9b321a1dfa30390402c673f82dc
https://git.kernel.org/stable/c/ad93a1f1a45652478c0cf4eb029114e03af57f3b
https://git.kernel.org/stable/c/be037204e4f595e4bd2159acda146677a1dc6342

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories