CVE-2022-0532

Name: CVE-2022-0532
Creator: NVD / NIST
Published: 2022-02-09T23:15:16.72+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.2/10EPSS 0.75%

Last modified Jun 17, 2026

CVE-2022-0532 is a medium-severity vulnerability rated 4.2/10 on the CVSS scale. An incorrect sysctls validation vulnerability was found in CRI-O 1.18 and earlier. The sysctls from the list of "safe" sysctls specified for the cluster will be applied to the host if an attacker is able to create a pod with a hostIPC and hostNetwork kernel namespace.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

An incorrect sysctls validation vulnerability was found in CRI-O 1.18 and earlier. The sysctls from the list of "safe" sysctls specified for the cluster will be applied to the host if an attacker is able to create a pod with a hostIPC and hostNetwork kernel namespace.

Metrics

CVSS 3.1

4.2/10

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:L

EPSS Probability

0.75%

50.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Kubernetes	Cri-O	<= 1.18
Redhat	Openshift Container Platform	4.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=2051730Issue Tracking, Patch, Third Party Advisory
https://kubernetes.io/docs/tasks/administer-cluster/sysctl-cluster/#enabling-unsafe-sysctlsVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2051730Issue Tracking, Patch, Third Party Advisory
https://kubernetes.io/docs/tasks/administer-cluster/sysctl-cluster/#enabling-unsafe-sysctlsVendor Advisory

Timeline

Published: Feb 9, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-0532?

How severe is CVE-2022-0532?

CVE-2022-0532 has a CVSS score of 4.2/10 (MEDIUM severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.

How do I fix CVE-2022-0532?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-0532?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST