{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-98413",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:25:14.347Z",
        "datePublished": "2026-10-14T13:27:45.404Z",
        "dateUpdated": "2026-10-19T09:19:07.242Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:19:07.242Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nselinux: always fill AVC decision in avc_has_perm_noaudit()\n\navc_has_perm_noaudit() is documented to return a copy of the access\ndecision in @avd, but its early return for an empty requested permission\nset leaves the buffer untouched.  All callers pass an uninitialized\nstack variable and afterwards feed it to avc_audit(), and the inode hook\neven stores it in the per-task decision cache.\n\nFill in a deny-all, audit-all decision, similar to avd_init(), so every\ncaller receives a defined value at no cost on the hot path."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "security/selinux/avc.c"
                    ],
                    "versions": [
                        {
                            "version": "e6f2f381e4015386a656a369835f949c26000e6b",
                            "lessThan": "c781e737aa0de95289b1774d5fd29388895737a9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6f2f381e4015386a656a369835f949c26000e6b",
                            "lessThan": "e308c5acfe283a66627fc407065626df4ab753ec",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6f2f381e4015386a656a369835f949c26000e6b",
                            "lessThan": "f9da796fa238f8e4414ee8481e6c979759a3d563",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6f2f381e4015386a656a369835f949c26000e6b",
                            "lessThan": "e77461af13eab5c9a953cc52ec8432cc941d61e2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6f2f381e4015386a656a369835f949c26000e6b",
                            "lessThan": "5a6f9a872b4ff68877caf998bee352153b7154bc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6f2f381e4015386a656a369835f949c26000e6b",
                            "lessThan": "24e00850bcff46b984f4c44b92e5499450fcfb5a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6f2f381e4015386a656a369835f949c26000e6b",
                            "lessThan": "835133337c2ce200db56f62d018c79087dee2603",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e6f2f381e4015386a656a369835f949c26000e6b",
                            "lessThan": "8861db305103107199b1426f25fde1fb6d465583",
                            "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/selinux/avc.c"
                    ],
                    "versions": [
                        {
                            "version": "5.1",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.1",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.271",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.222",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.189",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.112",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.54",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.8",
                            "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": "5.1",
                                    "versionEndExcluding": "5.10.271"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "5.15.222"
                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "6.1.189"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "6.6.158"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "6.12.112"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "6.18.54"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "7.2.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.1",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/c781e737aa0de95289b1774d5fd29388895737a9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e308c5acfe283a66627fc407065626df4ab753ec"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f9da796fa238f8e4414ee8481e6c979759a3d563"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e77461af13eab5c9a953cc52ec8432cc941d61e2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5a6f9a872b4ff68877caf998bee352153b7154bc"
                },
                {
                    "url": "https://git.kernel.org/stable/c/24e00850bcff46b984f4c44b92e5499450fcfb5a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/835133337c2ce200db56f62d018c79087dee2603"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8861db305103107199b1426f25fde1fb6d465583"
                }
            ],
            "title": "selinux: always fill AVC decision in avc_has_perm_noaudit()",
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                "engine": "bippy-1.2.0"
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    }
}