{"id":"CVE-2022-0492","aliases":["A-224859358","PUB-A-224859358"],"url":"https://o3.security/vulnerability/CVE-2022-0492","summary":null,"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.","published":"2022-03-03T00:00:00Z","modified":"2026-10-21T02:47:16.699052740Z","cvss":{"score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.05528,"percentile":0.92408,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":10,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/166444/Kernel-Live-Patch-Security-Notice-LSN-0085-1.html"},{"type":"WEB","url":"http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html"},{"type":"WEB","url":"http://packetstormsecurity.com/files/176099/Docker-cgroups-Container-Escape.html"},{"type":"WEB","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=24f6008564183aa120d07c03d9289519c2fe02af"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-0492"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/0xxx/CVE-2022-0492.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-0492"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20220419-0002/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2022/dsa-5095"},{"type":"ADVISORY","url":"https://www.debian.org/security/2022/dsa-5096"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2051505"},{"type":"ARTICLE","url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html"},{"type":"ARTICLE","url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-21T02:47:16.699052740Z"}}