{
    "id": "CVE-2022-2586",
    "published": "2024-01-08 18:15:44",
    "last_modified": "2026-08-20 14:17:08",
    "cvss_score": "5.3",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H",
    "cwe": "CWE-416",
    "description": "It was discovered that a nft object or expression could reference a nft set on a different nft table, leading to a use-after-free once that table was deleted.",
    "epss_score": "0.10202",
    "epss_percentile": "0.95517",
    "kev": 1,
    "kev_due": "2024-07-17",
    "has_exploit": 0,
    "updated_at": "2026-09-26 18:33:26",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2024-07-17."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "linux",
            "product": "linux_kernel"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2022-2586",
        "date_added": "2024-06-26",
        "due_date": "2024-07-17",
        "vendor": "Linux",
        "product": "Kernel",
        "name": "Linux Kernel Use-After-Free Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586",
        "https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t",
        "https://ubuntu.com/security/notices/USN-5557-1",
        "https://ubuntu.com/security/notices/USN-5560-1",
        "https://ubuntu.com/security/notices/USN-5560-2",
        "https://ubuntu.com/security/notices/USN-5562-1",
        "https://ubuntu.com/security/notices/USN-5564-1",
        "https://ubuntu.com/security/notices/USN-5565-1",
        "https://ubuntu.com/security/notices/USN-5566-1",
        "https://ubuntu.com/security/notices/USN-5567-1",
        "https://ubuntu.com/security/notices/USN-5582-1",
        "https://www.openwall.com/lists/oss-security/2022/08/09/5",
        "https://www.zerodayinitiative.com/advisories/ZDI-22-1118/",
        "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586",
        "https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t",
        "https://ubuntu.com/security/notices/USN-5557-1",
        "https://ubuntu.com/security/notices/USN-5560-1",
        "https://ubuntu.com/security/notices/USN-5560-2",
        "https://ubuntu.com/security/notices/USN-5562-1",
        "https://ubuntu.com/security/notices/USN-5564-1",
        "https://ubuntu.com/security/notices/USN-5565-1",
        "https://ubuntu.com/security/notices/USN-5566-1",
        "https://ubuntu.com/security/notices/USN-5567-1",
        "https://ubuntu.com/security/notices/USN-5582-1",
        "https://www.openwall.com/lists/oss-security/2022/08/09/5"
    ]
}