Out-of-bounds Write The advisory has been revoked - it doesn't affect any version of package kernel-64k-modules-extra (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CENTOS10-KERNEL64KMODULESEXTRA-18762439
- published14 Aug 2026
- disclosed13 Aug 2026
Introduced: 13 Aug 2026
CVE-2026-68452 (opens in a new tab)Amendment
The Centos security team deemed this advisory irrelevant for Centos:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-64k-modules-extra package and not the kernel-64k-modules-extra package as distributed by Centos.
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.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2515351
- https://access.redhat.com/security/cve/CVE-2026-68452
- 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/4fc46deceda076d429ef3fab2ccf8d96629ebd23
- https://git.kernel.org/stable/c/ad93a1f1a45652478c0cf4eb029114e03af57f3b
- https://git.kernel.org/stable/c/4e500ecb6704d879f9c2417c2ed6faba595015ca
- https://git.kernel.org/stable/c/7f9e5a3dbb14a9b321a1dfa30390402c673f82dc
- https://git.kernel.org/stable/c/be037204e4f595e4bd2159acda146677a1dc6342