{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53206",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-09-15T13:59:19.068Z",
        "datePublished": "2025-09-15T14:21:34.551Z",
        "dateUpdated": "2026-05-11T19:40:19.806Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:40:19.806Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (pmbus_core) Fix NULL pointer dereference\n\nPass i2c_client to _pmbus_is_enabled to drop the assumption\nthat a regulator device is passed in.\n\nThis will fix the issue of a NULL pointer dereference when called from\n_pmbus_get_flags."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/hwmon/pmbus/pmbus_core.c"
                    ],
                    "versions": [
                        {
                            "version": "df5f6b6af01ca326dd4babb287c9580fed0ad3d6",
                            "lessThan": "7444253cacd92412bc8d33d1c9b5401f52cdf0e2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "df5f6b6af01ca326dd4babb287c9580fed0ad3d6",
                            "lessThan": "0bd66784274a287beada2933c2c0fa3a0ddae0d7",
                            "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/pmbus/pmbus_core.c"
                    ],
                    "versions": [
                        {
                            "version": "6.4",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.4",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4.8",
                            "lessThanOrEqual": "6.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.5",
                            "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": "6.4",
                                    "versionEndExcluding": "6.4.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.4",
                                    "versionEndExcluding": "6.5"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/7444253cacd92412bc8d33d1c9b5401f52cdf0e2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/0bd66784274a287beada2933c2c0fa3a0ddae0d7"
                }
            ],
            "title": "hwmon: (pmbus_core) Fix NULL pointer dereference",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}