Reference page — cumulative record through Wednesday, October 7, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
AV AC PR UI S C I A CVSS EPSS %ile KEV L L L N U H H H 7.8 .0553 92.6 YES
AFFECTED Product Versions Fixed kernel kernel 5.17 rc3 – —
TIMELINE Feb 4 Reserved by redhat Mar 3 Published (CNA: redhat) Jun 2 Added to CISA KEV, remediation due 2026-06-05 Jun 6 DUE DATE PASSED — CVE-2022-0492 (Linux Kernel). CISA remediation deadline was June 5, 2026; still in catalog.
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.
| Date | Event | Detail |
|---|---|---|
| February 4, 2022 | Reserved | Reserved by redhat |
| March 3, 2022 | Published | Published (CNA: redhat) |
| June 2, 2026 | KEV ADDED | Added to CISA KEV, remediation due 2026-06-05 |
| June 6, 2026 | DUE DATE PASSED | DUE DATE PASSED — CVE-2022-0492 (Linux Kernel). CISA remediation deadline was June 5, 2026; still in catalog. |
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|---|---|---|---|
| n/a | kernel | — | kernel 5.17 rc3 | — |
Authoritative record: CVE-2022-0492 at cve.org
Weaknesses: CWE-287
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2022-0492 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, October 7, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
