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

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2026-68452

Published

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/s390/crypto/zcrypt_ccamisc.c"
                    ],
                    "versions": [
                        {
                            "version": "4bc123b18ce6ae6c42c69d0456b5acbd2f7bc8bd",
                            "lessThan": "be037204e4f595e4bd2159acda146677a1dc6342",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4bc123b18ce6ae6c42c69d0456b5acbd2f7bc8bd",
                            "lessThan": "4e500ecb6704d879f9c2417c2ed6faba595015ca",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4bc123b18ce6ae6c42c69d0456b5acbd2f7bc8bd",
                            "lessThan": "7f9e5a3dbb14a9b321a1dfa30390402c673f82dc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4bc123b18ce6ae6c42c69d0456b5acbd2f7bc8bd",
                            "lessThan": "406b317ea2b501f6f5eca1264293c9399a73a778",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4bc123b18ce6ae6c42c69d0456b5acbd2f7bc8bd",
                            "lessThan": "4fc46deceda076d429ef3fab2ccf8d96629ebd23",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4bc123b18ce6ae6c42c69d0456b5acbd2f7bc8bd",
                            "lessThan": "ad93a1f1a45652478c0cf4eb029114e03af57f3b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4bc123b18ce6ae6c42c69d0456b5acbd2f7bc8bd",
                            "lessThan": "3859f630b674801a00bca39bc451f52288591f65",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4bc123b18ce6ae6c42c69d0456b5acbd2f7bc8bd",
                            "lessThan": "06afe425d5283b9764303de47f554da5a808ce8a",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/s390/crypto/zcrypt_ccamisc.c"
                    ],
                    "versions": [
                        {
                            "version": "5.4",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.4",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.265",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.216",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.183",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.151",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.103",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.44",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.8",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

ChangeIntel

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Sources read 8 Nov 15:15 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current