CVE-2022-0492

    Dashboard / Vulnerabilities / CVE-2022-0492

    CVE-2022-0492

    Published: 3 Mar 2022Last Modified: 12 Aug 2026

    Summary:

    Details: 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.

    References: 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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=24f6008564183aa120d07c03d9289519c2fe02af, https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-0492, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/0xxx/CVE-2022-0492.json, https://nvd.nist.gov/vuln/detail/CVE-2022-0492, 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://bugzilla.redhat.com/show_bug.cgi?id=2051505, https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html, https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- dfd42facf1e4ada021b939b4e19c935dcdd55566
    Fixed -None

    Affected versions

    kernel 5.17 rc3

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2022-0492 | CVE-DB