wifi: mac80211: use safe list iteration in radar detect work_CVE-2026-46166

{
    "lastseen": "",
    "description": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: use safe list iteration in radar detect work\n\nThe call to ieee80211_dfs_cac_cancel can cause the iterated chanctx to\nbe freed and removed from the list. Guard against this to avoid a\nslab-use-after-free error.",
    "published": "2026-05-28T09:36:21.675Z",
    "modified": "2026-05-30T10:48:34.343Z",
    "type": "cve",
    "title": "wifi: mac80211: use safe list iteration in radar detect work",
    "source": "Linux",
    "references": "https://git.kernel.org/stable/c/887ece6c23b49d02a6678e7a8d5ad213d75883ce\nhttps://git.kernel.org/stable/c/7577a4b8a10fab45a6ee2045ea038a5adadbb585\nhttps://git.kernel.org/stable/c/120149fb3ebcf674832ca3cafd32bedcdb686dde\nhttps://git.kernel.org/stable/c/ac8eb3e18f41e2cc8492cc1d358bcb786c850270",
    "id": "CVE-2026-46166",
    "bulletinFamily": "",
    "cwe": null,
    "cvelist": null,
    "sourceData": "Linux Linux bca8bc0399ac2efd56e6adbed0307e10125a556c\nLinux Linux bca8bc0399ac2efd56e6adbed0307e10125a556c\nLinux Linux bca8bc0399ac2efd56e6adbed0307e10125a556c\nLinux Linux bca8bc0399ac2efd56e6adbed0307e10125a556c\nLinux Linux 6.12",
    "sourceHref": "",
    "cvss": {
        "score": 8.8,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Linux",
    "version": "bca8bc0399ac2efd56e6adbed0307e10125a556c",
    "vendor": "Linux",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}