{"id":"CVE-2022-0492","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.","aliases":["A-224859358","PUB-A-224859358"],"modified":"2026-04-16T04:34:09.224544050Z","published":"2022-03-03T19:15:08.633Z","related":["ALSA-2022:0825","SUSE-SU-2022:0755-1","SUSE-SU-2022:0756-1","SUSE-SU-2022:0757-1","SUSE-SU-2022:0759-1","SUSE-SU-2022:0760-1","SUSE-SU-2022:0761-1","SUSE-SU-2022:0762-1","SUSE-SU-2022:0765-1","SUSE-SU-2022:0766-1","SUSE-SU-2022:0767-1","SUSE-SU-2022:0768-1","SUSE-SU-2022:0978-1","SUSE-SU-2022:0984-1","SUSE-SU-2022:0991-1","SUSE-SU-2022:0998-1","SUSE-SU-2022:1012-1","SUSE-SU-2022:1035-1","SUSE-SU-2022:1036-1","SUSE-SU-2022:1038-1","SUSE-SU-2022:1257-1","SUSE-SU-2022:14905-1","openSUSE-SU-2022:0755-1","openSUSE-SU-2022:0760-1","openSUSE-SU-2022:0768-1"],"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/176099/Docker-cgroups-Container-Escape.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html"},{"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":"ADVISORY","url":"http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html"},{"type":"ADVISORY","url":"http://packetstormsecurity.com/files/166444/Kernel-Live-Patch-Security-Notice-LSN-0085-1.html"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=24f6008564183aa120d07c03d9289519c2fe02af"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2051505"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-0492.json","unresolved_ranges":[{"events":[{"introduced":"2.6.24"},{"fixed":"4.9.301"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.14.266"}]},{"events":[{"introduced":"4.15"},{"fixed":"4.19.229"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.177"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.10.97"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.15.20"}]},{"events":[{"introduced":"5.16"},{"fixed":"5.16.6"}]},{"events":[{"introduced":"0"},{"last_affected":"5.17-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"5.17-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"11.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"8.1"}]},{"events":[{"introduced":"0"},{"last_affected":"8.2"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"20.04"}]},{"events":[{"introduced":"0"},{"last_affected":"22.04"}]},{"events":[{"introduced":"0"},{"last_affected":"35"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}