{
    "id": "CVE-2022-0492",
    "published": "2022-03-03 19:15:08",
    "last_modified": "2026-06-17 04:20:42",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-287",
    "description": "A vulnerability was found in the Linux kernel’s cgroup_release_agent_write in the kernel/cgroup/cgroup-v1.c function. This flaw, under certain circumstances, allows the use of the cgroups v1 release_agent feature to escalate privileges and bypass the namespace isolation unexpectedly.",
    "epss_score": "0.05528",
    "epss_percentile": "0.92537",
    "kev": 1,
    "kev_due": "2026-06-05",
    "has_exploit": 0,
    "updated_at": "2026-09-27 18:17:31",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2026-06-05."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "fedoraproject",
            "product": "fedora"
        },
        {
            "vendor": "linux",
            "product": "linux_kernel"
        },
        {
            "vendor": "netapp",
            "product": "bootstrap_os"
        },
        {
            "vendor": "netapp",
            "product": "h300s"
        },
        {
            "vendor": "netapp",
            "product": "h300s_firmware"
        },
        {
            "vendor": "netapp",
            "product": "h410c"
        },
        {
            "vendor": "netapp",
            "product": "h410c_firmware"
        },
        {
            "vendor": "netapp",
            "product": "h410s"
        },
        {
            "vendor": "netapp",
            "product": "h410s_firmware"
        },
        {
            "vendor": "netapp",
            "product": "h500s"
        },
        {
            "vendor": "netapp",
            "product": "h500s_firmware"
        },
        {
            "vendor": "netapp",
            "product": "h700s"
        },
        {
            "vendor": "netapp",
            "product": "h700s_firmware"
        },
        {
            "vendor": "netapp",
            "product": "hci_compute_node"
        },
        {
            "vendor": "netapp",
            "product": "solidfire_\\&_hci_management_node"
        },
        {
            "vendor": "netapp",
            "product": "solidfire\\,_enterprise_sds_\\&_hci_storage_node"
        },
        {
            "vendor": "redhat",
            "product": "codeready_linux_builder"
        },
        {
            "vendor": "redhat",
            "product": "codeready_linux_builder_for_power_little_endian"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_eus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_for_ibm_z_systems"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_for_ibm_z_systems_eus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_for_power_little_endian"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_for_power_little_endian_eus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_for_real_time_for_nfv_tus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_for_real_time_tus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_aus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_tus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_update_services_for_sap_solutions"
        },
        {
            "vendor": "redhat",
            "product": "virtualization_host"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2022-0492",
        "date_added": "2026-06-02",
        "due_date": "2026-06-05",
        "vendor": "Linux",
        "product": "Kernel",
        "name": "Linux Kernel Improper Authentication Vulnerability",
        "ransomware": 0
    },
    "exploits": [],
    "refs_list": [
        "http://packetstormsecurity.com/files/166444/Kernel-Live-Patch-Security-Notice-LSN-0085-1.html",
        "http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html",
        "http://packetstormsecurity.com/files/176099/Docker-cgroups-Container-Escape.html",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2051505",
        "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=24f6008564183aa120d07c03d9289519c2fe02af",
        "https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html",
        "https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html",
        "https://security.netapp.com/advisory/ntap-20220419-0002/",
        "https://www.debian.org/security/2022/dsa-5095",
        "https://www.debian.org/security/2022/dsa-5096",
        "http://packetstormsecurity.com/files/166444/Kernel-Live-Patch-Security-Notice-LSN-0085-1.html",
        "http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html",
        "http://packetstormsecurity.com/files/176099/Docker-cgroups-Container-Escape.html",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2051505",
        "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=24f6008564183aa120d07c03d9289519c2fe02af",
        "https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html",
        "https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html",
        "https://security.netapp.com/advisory/ntap-20220419-0002/",
        "https://www.debian.org/security/2022/dsa-5095",
        "https://www.debian.org/security/2022/dsa-5096",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-0492"
    ]
}