{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-46761",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-09-11T15:12:18.272Z",
        "datePublished": "2024-09-18T07:12:20.852Z",
        "dateUpdated": "2024-09-29T14:44:03.634Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2024-09-18T07:12:20.852Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npci/hotplug/pnv_php: Fix hotplug driver crash on Powernv\n\nThe hotplug driver for powerpc (pci/hotplug/pnv_php.c) causes a kernel\ncrash when we try to hot-unplug/disable the PCIe switch/bridge from\nthe PHB.\n\nThe crash occurs because although the MSI data structure has been\nreleased during disable/hot-unplug path and it has been assigned\nwith NULL, still during unregistration the code was again trying to\nexplicitly disable the MSI which causes the NULL pointer dereference and\nkernel crash.\n\nThe patch fixes the check during unregistration path to prevent invoking\npci_disable_msi/msix() since its data structure is already freed."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/pci/hotplug/pnv_php.c"
                    ],
                    "versions": [
                        {
                            "version": "1da177e4c3f4",
                            "lessThan": "4eb4085c1346",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1da177e4c3f4",
                            "lessThan": "c4c681999d38",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1da177e4c3f4",
                            "lessThan": "bc1faed19db9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1da177e4c3f4",
                            "lessThan": "c0d8094dc740",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1da177e4c3f4",
                            "lessThan": "438d52222737",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1da177e4c3f4",
                            "lessThan": "b82d4d5c736f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1da177e4c3f4",
                            "lessThan": "bfc44075b197",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1da177e4c3f4",
                            "lessThan": "335e35b74852",
                            "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/pci/hotplug/pnv_php.c"
                    ],
                    "versions": [
                        {
                            "version": "4.19.322",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.4.284",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.10.226",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.15.167",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.1.110",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.6.51",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.10.10",
                            "lessThanOrEqual": "6.10.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.11",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/4eb4085c1346d19d4a05c55246eb93e74e671048"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c4c681999d385e28f84808bbf3a85ea8e982da55"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bc1faed19db95abf0933b104910a3fb01b138f59"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c0d8094dc740cfacf3775bbc6a1c4720459e8de4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/438d522227374042b5c8798f8ce83bbe479dca4d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b82d4d5c736f4fd2ed224c35f554f50d1953d21e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bfc44075b19740d372f989f21dd03168bfda0689"
                },
                {
                    "url": "https://git.kernel.org/stable/c/335e35b748527f0c06ded9eebb65387f60647fda"
                }
            ],
            "title": "pci/hotplug/pnv_php: Fix hotplug driver crash on Powernv",
            "x_generator": {
                "engine": "bippy-c9c4e1df01b2"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-09-29T14:43:48.967345Z",
                                "id": "CVE-2024-46761",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
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                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-09-29T14:44:03.634Z"
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}