{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2021-47073",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-02-29T22:33:44.297Z",
        "datePublished": "2024-03-01T21:15:11.466Z",
        "dateUpdated": "2026-05-11T13:47:33.478Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T13:47:33.478Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86: dell-smbios-wmi: Fix oops on rmmod dell_smbios\n\ninit_dell_smbios_wmi() only registers the dell_smbios_wmi_driver on systems\nwhere the Dell WMI interface is supported. While exit_dell_smbios_wmi()\nunregisters it unconditionally, this leads to the following oops:\n\n[  175.722921] ------------[ cut here ]------------\n[  175.722925] Unexpected driver unregister!\n[  175.722939] WARNING: CPU: 1 PID: 3630 at drivers/base/driver.c:194 driver_unregister+0x38/0x40\n...\n[  175.723089] Call Trace:\n[  175.723094]  cleanup_module+0x5/0xedd [dell_smbios]\n...\n[  175.723148] ---[ end trace 064c34e1ad49509d ]---\n\nMake the unregister happen on the same condition the register happens\nto fix this."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/platform/x86/dell/dell-smbios-wmi.c"
                    ],
                    "versions": [
                        {
                            "version": "1a258e670434f404a4500b65ba1afea2c2b29bba",
                            "lessThan": "75cfc833da4a2111106d4c134e93e0c7f41e35e7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1a258e670434f404a4500b65ba1afea2c2b29bba",
                            "lessThan": "6fa78a6b9a3beb676a010dc489c1257f7e432525",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1a258e670434f404a4500b65ba1afea2c2b29bba",
                            "lessThan": "0cf036a0d325200e6c27b90908e51195bbc557b1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1a258e670434f404a4500b65ba1afea2c2b29bba",
                            "lessThan": "8d746ea7c687bab060a2c05a35c449302406cd52",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1a258e670434f404a4500b65ba1afea2c2b29bba",
                            "lessThan": "3a53587423d25c87af4b4126a806a0575104b45e",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/platform/x86/dell/dell-smbios-wmi.c"
                    ],
                    "versions": [
                        {
                            "version": "4.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.192",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.122",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.40",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.12.7",
                            "lessThanOrEqual": "5.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.13",
                            "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": "4.15",
                                    "versionEndExcluding": "4.19.192"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.15",
                                    "versionEndExcluding": "5.4.122"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.15",
                                    "versionEndExcluding": "5.10.40"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.15",
                                    "versionEndExcluding": "5.12.7"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.15",
                                    "versionEndExcluding": "5.13"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/75cfc833da4a2111106d4c134e93e0c7f41e35e7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6fa78a6b9a3beb676a010dc489c1257f7e432525"
                },
                {
                    "url": "https://git.kernel.org/stable/c/0cf036a0d325200e6c27b90908e51195bbc557b1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8d746ea7c687bab060a2c05a35c449302406cd52"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3a53587423d25c87af4b4126a806a0575104b45e"
                }
            ],
            "title": "platform/x86: dell-smbios-wmi: Fix oops on rmmod dell_smbios",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "title": "CISA ADP Vulnrichment",
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2021-47073",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-03-05T22:11:59.293322Z"
                            }
                        }
                    }
                ],
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-06-04T17:13:23.078Z"
                }
            },
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-04T05:24:39.704Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://git.kernel.org/stable/c/75cfc833da4a2111106d4c134e93e0c7f41e35e7",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://git.kernel.org/stable/c/6fa78a6b9a3beb676a010dc489c1257f7e432525",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://git.kernel.org/stable/c/0cf036a0d325200e6c27b90908e51195bbc557b1",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://git.kernel.org/stable/c/8d746ea7c687bab060a2c05a35c449302406cd52",
                        "tags": [
                            "x_transferred"
                        ]
                    },
                    {
                        "url": "https://git.kernel.org/stable/c/3a53587423d25c87af4b4126a806a0575104b45e",
                        "tags": [
                            "x_transferred"
                        ]
                    }
                ]
            }
        ]
    }
}