- A cluster-scoped object with an ownerReference referencing a uid of a namespaced kind is now consistently treated as though that owner is not resolvable, and the child object is ignored by the garbage collector. ([#92743](https://github.com/kubernetes/kubernetes/pull/92743), [@liggitt](https://github.com/liggitt)) [SIG...

- The OwnerReferencesPermissionEnforcement admission plugin now checks authorization for the correct scope (namespaced or cluster-scoped) of the owner resource type. Previously, it always checked permissions at the same scope as the child resource. ([#70389](https://github.com/kubernetes/kubernetes/pull/70389), [@caesarxuchao](https://github.com/caesarxuchao))