{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-42250",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncachefiles: add missing lock protection when polling\n\nAdd missing lock protection in poll routine when iterating xarray,\notherwise:\n\nEven with RCU read lock held, only the slot of the radix tree is\nensured to be pinned there, while the data structure (e.g. struct\ncachefiles_req) stored in the slot has no such guarantee.  The poll\nroutine will iterate the radix tree and dereference cachefiles_req\naccordingly.  Thus RCU read lock is not adequate in this case and\nspinlock is needed here."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "0e19a18f998d",
                                            "version_value": "97cfd5e20ddc"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "189438643427",
                                            "version_value": "6bb6bd3dd6f3"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "b817e22b2e91",
                                            "version_value": "8eadcab7f3dd"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "6.8",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "6.8",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.9.10",
                                                        "lessThanOrEqual": "6.9.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.10",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/97cfd5e20ddc2e33e16ce369626ce76c9a475fd7",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/97cfd5e20ddc2e33e16ce369626ce76c9a475fd7"
            },
            {
                "url": "https://git.kernel.org/stable/c/6bb6bd3dd6f382dfd36220d4b210a0c77c066651",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/6bb6bd3dd6f382dfd36220d4b210a0c77c066651"
            },
            {
                "url": "https://git.kernel.org/stable/c/8eadcab7f3dd809edbe5ae20533ff843dfea3a07",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/8eadcab7f3dd809edbe5ae20533ff843dfea3a07"
            },
            {
                "url": "https://git.kernel.org/stable/c/cf5bb09e742a9cf6349127e868329a8f69b7a014",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/cf5bb09e742a9cf6349127e868329a8f69b7a014"
            }
        ]
    },
    "generator": {
        "engine": "bippy-9e1c9544281a"
    }
}