medium4.2
CVE-2022-0532
An incorrect sysctls validation vulnerability was found in CRI-O 1.18 and earlier.
Impact
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
| Vendor | Product | Affected versions |
|---|---|---|
| Kubernetes | Cri-O | through 1.18 |
| Redhat | Openshift Container Platform | Version 4.0 |
Weakness classification
References
- NVD record
- CVE.org record
- 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