{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-68733",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-24T10:30:51.028Z",
        "datePublished": "2025-12-24T10:33:15.347Z",
        "dateUpdated": "2026-05-11T21:52:17.465Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:52:17.465Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmack: fix bug: unprivileged task can create labels\n\nIf an unprivileged task is allowed to relabel itself\n(/smack/relabel-self is not empty),\nit can freely create new labels by writing their\nnames into own /proc/PID/attr/smack/current\n\nThis occurs because do_setattr() imports\nthe provided label in advance,\nbefore checking \"relabel-self\" list.\n\nThis change ensures that the \"relabel-self\" list\nis checked before importing the label."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "security/smack/smack_lsm.c"
                    ],
                    "versions": [
                        {
                            "version": "38416e53936ecf896948fdeffc36b76979117952",
                            "lessThan": "c80173233014a360c13fa5cc79d36bfe6e53a8ed",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "38416e53936ecf896948fdeffc36b76979117952",
                            "lessThan": "6b1e45e13546c9ea0b1d99097993ac0aafae90b1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "38416e53936ecf896948fdeffc36b76979117952",
                            "lessThan": "4a7a7621619a366712fb9cefcb6e69f956c247ce",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "38416e53936ecf896948fdeffc36b76979117952",
                            "lessThan": "f8fd5491100f920847a3338d5fba22db19c72773",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "38416e53936ecf896948fdeffc36b76979117952",
                            "lessThan": "ac9fce2efabad37c338aac86fbe100f77a080e59",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "38416e53936ecf896948fdeffc36b76979117952",
                            "lessThan": "64aa81250171b6bb6803e97ea7a5d73bfa061f6e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "38416e53936ecf896948fdeffc36b76979117952",
                            "lessThan": "60e8d49989410a7ade60f5dadfcd979c117d05c0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "38416e53936ecf896948fdeffc36b76979117952",
                            "lessThan": "c147e13ea7fe9f118f8c9ba5e96cbd644b00d6b3",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "security/smack/smack_lsm.c"
                    ],
                    "versions": [
                        {
                            "version": "4.4",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.4",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.248",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.198",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.160",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.120",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.63",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.17.13",
                            "lessThanOrEqual": "6.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.2",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19",
                            "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": "4.4",
                                    "versionEndExcluding": "5.10.248"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.4",
                                    "versionEndExcluding": "5.15.198"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.4",
                                    "versionEndExcluding": "6.1.160"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.4",
                                    "versionEndExcluding": "6.6.120"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.4",
                                    "versionEndExcluding": "6.12.63"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.4",
                                    "versionEndExcluding": "6.17.13"
                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.4",
                                    "versionEndExcluding": "6.18.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.4",
                                    "versionEndExcluding": "6.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/c80173233014a360c13fa5cc79d36bfe6e53a8ed"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6b1e45e13546c9ea0b1d99097993ac0aafae90b1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4a7a7621619a366712fb9cefcb6e69f956c247ce"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f8fd5491100f920847a3338d5fba22db19c72773"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ac9fce2efabad37c338aac86fbe100f77a080e59"
                },
                {
                    "url": "https://git.kernel.org/stable/c/64aa81250171b6bb6803e97ea7a5d73bfa061f6e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/60e8d49989410a7ade60f5dadfcd979c117d05c0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c147e13ea7fe9f118f8c9ba5e96cbd644b00d6b3"
                }
            ],
            "title": "smack: fix bug: unprivileged task can create labels",
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        }
    }
}