s390/zcrypt: Validate length for CCA AES cipher key requests

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-68452 · Microsoft / collected KEV context

cve-program · CVE-2026-68452

• https://git.kernel.org/stable/c/be037204e4f595e4bd2159acda146677a1dc6342
• https://git.kernel.org/stable/c/4e500ecb6704d879f9c2417c2ed6faba595015ca
• https://git.kernel.org/stable/c/7f9e5a3dbb14a9b321a1dfa30390402c673f82dc
• 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/3859f630b674801a00bca39bc451f52288591f65
• https://git.kernel.org/stable/c/06afe425d5283b9764303de47f554da5a808ce8a

No related operational record is retained in the current change model.