{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-89693",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-11T19:38:34.749Z",
        "datePublished": "2026-09-11T19:46:12.775Z",
        "dateUpdated": "2026-10-21T12:48:22.277Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-21T12:48:22.277Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnfsd: check nfsd4_acl_to_attr() return value in nfsd4_create()\n\nnfsd4_create() stores the return value of nfsd4_acl_to_attr() in\nstatus, but the switch(create->cr_type) block unconditionally\noverwrites it in every branch. ACL translation errors are silently\ndiscarded, and the CREATE proceeds without the requested ACL.\n\nAdd an early exit check after nfsd4_acl_to_attr(), matching the\npattern already used in nfsd4_setattr().\n\n[ cel: prefer NFS4ERR_BADTYPE over NFS4ERR_ATTRNOTSUPP ]"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/nfsd/nfs4proc.c"
                    ],
                    "versions": [
                        {
                            "version": "c0cbe70742f4a70893cd6e5f6b10b6e89b6db95b",
                            "lessThan": "2d8a8ed4f9d8637ef0f18d47d19193e7b780e90e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c0cbe70742f4a70893cd6e5f6b10b6e89b6db95b",
                            "lessThan": "26877d3a09afb3838a053867a655ca30c46a1f81",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c0cbe70742f4a70893cd6e5f6b10b6e89b6db95b",
                            "lessThan": "430ed49a16cf9ca249d0fb51490582090bc4848b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c0cbe70742f4a70893cd6e5f6b10b6e89b6db95b",
                            "lessThan": "80cebb0e8a8d1e758f0d671f5e047279c5c3e528",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c0cbe70742f4a70893cd6e5f6b10b6e89b6db95b",
                            "lessThan": "2c7912732184773dbd371a411da87af1cc080b86",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c5409ce523af40d5c3019717bc5b4f72038d48be",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d52acd23a327cada5fb597591267cfc09f08bb1d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.10.220",
                            "lessThan": "5.11",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.154",
                            "lessThan": "5.16",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/nfsd/nfs4proc.c"
                    ],
                    "versions": [
                        {
                            "version": "6.0",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.0",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.160",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.111",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.51",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.4",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "6.6.160"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "6.12.111"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "6.18.51"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "7.2.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "7.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10.220"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.15.154"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/2d8a8ed4f9d8637ef0f18d47d19193e7b780e90e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/26877d3a09afb3838a053867a655ca30c46a1f81"
                },
                {
                    "url": "https://git.kernel.org/stable/c/430ed49a16cf9ca249d0fb51490582090bc4848b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/80cebb0e8a8d1e758f0d671f5e047279c5c3e528"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2c7912732184773dbd371a411da87af1cc080b86"
                }
            ],
            "title": "nfsd: check nfsd4_acl_to_attr() return value in nfsd4_create()",
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    }
}