What’s Vulnerable › Vulnerabilities

CVE-2022-0532

• Severity: medium (CVSS 4.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-02-09 · updated 2026-06-17
• Weakness: CWE-732

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.

Affected products

• cri-o: through 1.18
• Red Hat OpenShift Container Platform 4.18: 4.0

References

• https://bugzilla.redhat.com/show_bug.cgi?id=2051730
• https://kubernetes.io/docs/tasks/administer-cluster/sysctl-cluster/#enabling-unsafe-sysctls
• https://bugzilla.redhat.com/show_bug.cgi?id=2051730
• https://kubernetes.io/docs/tasks/administer-cluster/sysctl-cluster/#enabling-unsafe-sysctls

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