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s390/zcrypt: Validate length for CCA ECC private 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-2026-68451

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": "fa6999e326fe7851ecbd572b8cb9be8e930ebf41",
                            "lessThan": "7dc306ff7c4d951582adaae65e0aee9fb4968dbe",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa6999e326fe7851ecbd572b8cb9be8e930ebf41",
                            "lessThan": "447a37a6bef11bfd3645069e380460b11386e2b9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa6999e326fe7851ecbd572b8cb9be8e930ebf41",
                            "lessThan": "f0831f13c42c1261d449dcee8a035e1c6cd9fcaa",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa6999e326fe7851ecbd572b8cb9be8e930ebf41",
                            "lessThan": "dd25bd9b0f36849808bd7625dcc59dd4c1aeef3e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa6999e326fe7851ecbd572b8cb9be8e930ebf41",
                            "lessThan": "ecc3b8691c1935f9f3e4eb964ab11e40fdec17f5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa6999e326fe7851ecbd572b8cb9be8e930ebf41",
                            "lessThan": "013a4484f061a2b41f052e25c0015203287e63f1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa6999e326fe7851ecbd572b8cb9be8e930ebf41",
                            "lessThan": "8fa3e9435a13c335efb63fb4f4e77531a0031159",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa6999e326fe7851ecbd572b8cb9be8e930ebf41",
                            "lessThan": "a9ae0f6dd45c3ccc1d69363f7aea8af179122730",
                            "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": "5.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.10",
                            "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