CVE-2026-68452 Affecting kernel package, versions <0:5.14.0-687.66.1.el9_8


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.13% (3rd percentile)

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  • Snyk IDSNYK-ALMALINUX9-KERNEL-22260640
  • published6 Nov 2026
  • disclosed5 Nov 2026

Introduced: 5 Nov 2026

NewCVE-2026-68452  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 kernel to version 0:5.14.0-687.66.1.el9_8 or higher.
This issue was patched in ALSA-2026:95370.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel package and not the kernel package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1