All vulnerabilities
CVE-2022-0492

Linux Kernel Improper Authentication Vulnerability

Linux KernelOperating systems
Open in ThreatlineRecord JSON
CVSS
7.8High
ExploitationExploited in the wildAdded to KEV 2 Jun 2026CISA KEV
Exploit odds (EPSS)5.53%Chance of exploitation activity in the next 30 days, higher than 92% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Federal deadline5 Jun 2026Remediation due date for US federal agenciesCISA KEV
CISA required actionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. CISA KEV

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Timeline

  1. 4 Feb 2022Exploit code publicMetasploit
  2. 3 Mar 2022, 00:00 UTCPublishedCVE List
  3. 2 Jun 2026Added to CISA KEVCISA KEV

Public exploit code and templates 1

  • Exploit moduleDocker cgroups Container Escape 4 Feb 2022Metasploit

Listed so defenders can prioritize. Threatline links to the source and does not host exploit code.

Description

Linux Kernel contains an improper authentication vulnerability which could allow for privilege escalation via the cgroups v1 release_agent feature.

Text from CVE List

Affected versions 1

  • kernelaffected: kernel 5.17 rc3CVE List

References 10