{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-40224",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-04-16T07:20:57.180Z",
        "datePublished": "2025-12-04T15:31:16.193Z",
        "dateUpdated": "2026-05-11T21:45:11.677Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:45:11.677Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (cgbc-hwmon) Add missing NULL check after devm_kzalloc()\n\nThe driver allocates memory for sensor data using devm_kzalloc(), but\ndid not check if the allocation succeeded. In case of memory allocation\nfailure, dereferencing the NULL pointer would lead to a kernel crash.\n\nAdd a NULL pointer check and return -ENOMEM to handle allocation failure\nproperly."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/hwmon/cgbc-hwmon.c"
                    ],
                    "versions": [
                        {
                            "version": "08ebc9def79fc0c4dbb6ecc39263006e3f98b750",
                            "lessThan": "240b82b86a091c1aa49d951d4467425420a081a0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "08ebc9def79fc0c4dbb6ecc39263006e3f98b750",
                            "lessThan": "a09a5aa8bf258ddc99a22c30f17fe304b96b5350",
                            "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/hwmon/cgbc-hwmon.c"
                    ],
                    "versions": [
                        {
                            "version": "6.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.17.6",
                            "lessThanOrEqual": "6.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18",
                            "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": "6.15",
                                    "versionEndExcluding": "6.17.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.15",
                                    "versionEndExcluding": "6.18"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/240b82b86a091c1aa49d951d4467425420a081a0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a09a5aa8bf258ddc99a22c30f17fe304b96b5350"
                }
            ],
            "title": "hwmon: (cgbc-hwmon) Add missing NULL check after devm_kzalloc()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}