- CRDs: For structural schemas, non-nullable null map fields will now be dropped and defaulted if a default is available. null items in the list will continue being preserved, and fail validation if not nullable. ([#95423](https://github.com/kubernetes/kubernetes/pull/95423), [@apelisse](https://github.com/apelisse)) [SIG API Machinery]

manually upgraded component configs to be supplied in a YAML file via the --config option during upgrade plan & apply. The old behavior of --config in which kubeadm configuration and component configs that overwrite everything cluster stored is preserved too. The behavior to use with --config is now determined based on whether kubeadm config API objects (API group "kubeadm.kubernetes.io") were supplied in the file or not. ([#91980](https://github.com/kubernetes/kubernetes/pull/91980), [@rosti](h...

// Implementation of the counterCrypt function in assembler. // Original loop is unrolled to allow for multiple encryption // streams to be done in parallel, which is achieved by interleaving // vcipher instructions from each stream. This is also referred to as // stitching, and provides significant performance improvements. // Some macros are defined which enable execution for big or little // endian as well as different ISA targets. //func (g *gcmAsm) counterCrypt(out, in []byte, counter *[gcmBlockSize]byte,...