Kubernetes v1.21.12, v1.22.9 and v1.23.6 are now available in Rancher. They introduce new nginx-ingress image nginx-1.2.0-rancher1 for CVE-2021-25742.
Kubernetes v1.22.9 and v1.23.6 use v3.5.3.
Etcd v3.5.3 fixes inconsistent revisions and data occurs in v3.5.0-v3.5.2.
v1.19.16-rancher1-5 and v1.20.15-rancher1-3 are also introduced in Rancher to use new nginx-ingress image nginx-1.2.0-rancher1 for CVE-2021-25742.
Kubernetes v1.21.12 is now available for Rancher versions v2.6.2+
Kubernetes v1.22.9 is now available for Rancher versions v2.6.3+
(Experimental) Kubernetes v1.23.6 is now available for Rancher versions v2.6.4+
Kubernetes v1.19.16 is available for Rancher versions v2.5.11+
Kubernetes v1.20.12 is available for Rancher versions v2.5.11+
Note : If you are an air gapped user, please review the documentation on how to get these versions