{"cve_id":"CVE-2022-0492","published":"2022-03-03T19:15:08.633000+00:00","last_modified":"2026-06-17T04:20:42.910000+00:00","vuln_status":"Analyzed","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.","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","base_score":7.8,"base_severity":"HIGH","attack_vector":"LOCAL","privileges_req":"LOW","user_interaction":"NONE","scope":"UNCHANGED","impact_c":"HIGH","impact_i":"HIGH","impact_a":"HIGH","cwe_ids":["CWE-287","CWE-862"],"in_kev":true,"kev_date_added":"2026-06-02","kev_ransomware":false,"epss_score":0.05528,"epss_percentile":0.92814,"cap_rule_version":"0.1.1","stage":"PRIV_ESC","req_access":"USER","req_vector":"LOCAL","req_user_interaction":false,"grant_access":"PRIV","caps":["AUTH_BYPASS","CODE_EXEC","PRIV_GAIN"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T09:58:03.213868+00:00","first_seen":"2022-03-03T19:15:08.633000+00:00","kev_first_seen":"2026-06-02T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["canonical","debian","fedoraproject","linux","netapp","redhat"],"products":["bootstrap_os","codeready_linux_builder","codeready_linux_builder_for_power_little_endian","debian_linux","enterprise_linux","enterprise_linux_eus","enterprise_linux_for_ibm_z_systems","enterprise_linux_for_ibm_z_systems_eus","enterprise_linux_for_power_little_endian","enterprise_linux_for_power_little_endian_eus","enterprise_linux_for_real_time_for_nfv_tus","enterprise_linux_for_real_time_tus","enterprise_linux_server_aus","enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions","enterprise_linux_server_tus","enterprise_linux_server_update_services_for_sap_solutions","fedora","h300s","h300s_firmware","h410c","h410c_firmware","h410s","h410s_firmware","h500s","h500s_firmware","h700s","h700s_firmware","hci_compute_node","linux_kernel","solidfire\\,_enterprise_sds_\\&_hci_storage_node","solidfire_\\&_hci_management_node","ubuntu_linux","virtualization_host"],"affected":[{"vendor":"canonical","product":"ubuntu_linux","ranges":["14.04","22.04","20.04","18.04","16.04"]},{"vendor":"debian","product":"debian_linux","ranges":["11.0","9.0","10.0"]},{"vendor":"fedoraproject","product":"fedora","ranges":["35"]},{"vendor":"linux","product":"linux_kernel","ranges":["≥ 5.11 and < 5.15.20","≥ 5.16 and < 5.16.6","5.17","≥ 2.6.24 and < 4.9.301","≥ 4.10 and < 4.14.266","≥ 4.15 and < 4.19.229","≥ 4.20 and < 5.4.177","≥ 5.5 and < 5.10.97"]},{"vendor":"netapp","product":"bootstrap_os","ranges":["all versions"]},{"vendor":"netapp","product":"h300s_firmware","ranges":["all versions"]},{"vendor":"netapp","product":"h410c_firmware","ranges":["all versions"]},{"vendor":"netapp","product":"h410s_firmware","ranges":["all versions"]},{"vendor":"netapp","product":"h500s_firmware","ranges":["all versions"]},{"vendor":"netapp","product":"h700s_firmware","ranges":["all versions"]},{"vendor":"netapp","product":"solidfire\\,_enterprise_sds_\\&_hci_storage_node","ranges":["all versions"]},{"vendor":"netapp","product":"solidfire_\\&_hci_management_node","ranges":["all versions"]},{"vendor":"redhat","product":"codeready_linux_builder","ranges":["8.2","8.0"]},{"vendor":"redhat","product":"codeready_linux_builder_for_power_little_endian","ranges":["8.0","8.2"]},{"vendor":"redhat","product":"enterprise_linux","ranges":["8.0"]},{"vendor":"redhat","product":"enterprise_linux_eus","ranges":["8.2"]},{"vendor":"redhat","product":"enterprise_linux_for_ibm_z_systems","ranges":["8.0"]},{"vendor":"redhat","product":"enterprise_linux_for_ibm_z_systems_eus","ranges":["8.0"]},{"vendor":"redhat","product":"enterprise_linux_for_power_little_endian","ranges":["8.0"]},{"vendor":"redhat","product":"enterprise_linux_for_power_little_endian_eus","ranges":["8.0"]},{"vendor":"redhat","product":"enterprise_linux_for_real_time_for_nfv_tus","ranges":["8.2","8.0"]},{"vendor":"redhat","product":"enterprise_linux_for_real_time_tus","ranges":["8.2","8.0"]},{"vendor":"redhat","product":"enterprise_linux_server_aus","ranges":["8.2"]},{"vendor":"redhat","product":"enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions","ranges":["8.2","8.1"]},{"vendor":"redhat","product":"enterprise_linux_server_tus","ranges":["8.2"]},{"vendor":"redhat","product":"enterprise_linux_server_update_services_for_sap_solutions","ranges":["8.2","8.1"]},{"vendor":"redhat","product":"virtualization_host","ranges":["4.0"]}]}