{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-40066",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-04-16T07:20:57.159Z",
        "datePublished": "2025-10-28T11:48:36.438Z",
        "dateUpdated": "2026-05-11T21:41:49.331Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:41:49.331Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: Check phy before init msta_link in mt7996_mac_sta_add_links()\n\nIn order to avoid a possible NULL pointer dereference in\nmt7996_mac_sta_init_link routine, move the phy pointer check before\nrunning mt7996_mac_sta_init_link() in mt7996_mac_sta_add_links routine."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/wireless/mediatek/mt76/mt7996/main.c"
                    ],
                    "versions": [
                        {
                            "version": "dd82a9e02c054052b5899872c1f32805428f6131",
                            "lessThan": "2e671536c1c3c7bcad95d408a4ab42e2e54d1882",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dd82a9e02c054052b5899872c1f32805428f6131",
                            "lessThan": "fe5fffadc6c77c56f122cf1042dc830f59e904bf",
                            "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/net/wireless/mediatek/mt76/mt7996/main.c"
                    ],
                    "versions": [
                        {
                            "version": "6.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.17.3",
                            "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": "6.17.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.15",
                                    "versionEndExcluding": "6.18"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/2e671536c1c3c7bcad95d408a4ab42e2e54d1882"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fe5fffadc6c77c56f122cf1042dc830f59e904bf"
                }
            ],
            "title": "wifi: mt76: mt7996: Check phy before init msta_link in mt7996_mac_sta_add_links()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}