fanotify: fix false positive on permission events_CVE-2026-46150

{
    "lastseen": "",
    "description": "In the Linux kernel, the following vulnerability has been resolved:\n\nfanotify: fix false positive on permission events\n\nfsnotify_get_mark_safe() may return false for a mark on an unrelated group,\nwhich results in bypassing the permission check.\n\nFix by skipping over detached marks that are not in the current group.",
    "published": "2026-05-28T09:36:06.494Z",
    "modified": "2026-05-30T10:48:22.020Z",
    "type": "cve",
    "title": "fanotify: fix false positive on permission events",
    "source": "Linux",
    "references": "https://git.kernel.org/stable/c/895ebbedf88318607c24acc0f591c74b165e1d0a\nhttps://git.kernel.org/stable/c/f130790f1acc8399f32652846c875a251efd040f\nhttps://git.kernel.org/stable/c/7baa02b0ae9d17ec5f08836d8ea88ce1927d0678\nhttps://git.kernel.org/stable/c/b7b24b28c8cd55844cab908f4f39dded638d5538\nhttps://git.kernel.org/stable/c/7746e3bd4cc19b5092e00d32d676e329bfcb6900",
    "id": "CVE-2026-46150",
    "bulletinFamily": "",
    "cwe": null,
    "cvelist": null,
    "sourceData": "Linux Linux abc77577a669f424c5d0c185b9994f2621c52aa4\nLinux Linux abc77577a669f424c5d0c185b9994f2621c52aa4\nLinux Linux abc77577a669f424c5d0c185b9994f2621c52aa4\nLinux Linux abc77577a669f424c5d0c185b9994f2621c52aa4\nLinux Linux abc77577a669f424c5d0c185b9994f2621c52aa4\nLinux Linux 4.12",
    "sourceHref": "",
    "cvss": {
        "score": 7.1,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
        "version": "3.1"
    },
    "cvss2": [],
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        "baseScore": 0,
        "baseSeverity": "",
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        "privilegesRequired": "",
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        "confidentialityImpact": "",
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        "cvssV3": {
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    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Linux",
    "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
    "vendor": "Linux",
    "ai_description": "",
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    "ai_score": 0
}