- Kube-apiserver: multiple comma-separated protocols in a single X-Stream-Protocol-Version header are now recognized, in addition to multiple headers, complying with RFC2616 ([#89857](https://github.com/kubernetes/kubernetes/pull/89857), [@tedyu](https://github.com/tedyu)) [SIG API Machinery]

- AWS ELB health checks will now use HTTPS/SSL protocol for HTTPS/SSL backends. ([#70309](https://github.com/kubernetes/kubernetes/pull/70309), [@2rs2ts](https://github.com/2rs2ts))

### Azure

        Protocol available through
        `tf.types.experimental.SupportsTracingProtocol`.
    *   `TypeSpec` classes (as associated with `ExtensionTypes`) also implement
        the Tracing Protocol which can be overridden if necessary.
    *   The newly introduced `reduce_retracing` option also uses the Tracing
        Protocol to proactively generate generalized traces similar to

        <field>
          <name>url</name>
          <version>4.0.0+</version>
          <required>true</required>
          <description>
            The url of the repository, in the form {@code protocol://hostname/path}.
          </description>
          <type>String</type>
        </field>
        <field>
          <name>layout</name>
          <version>4.0.0+</version>
          <description>

","serializeArray","r20","rhash","rantiCache","rheaders","rnoContent","rprotocol","transports","allTypes","originAnchor","addToPrefiltersOrTransports","structure","dataTypeExpression","dataType","dataTypes","inspectPrefiltersOrTransports","jqXHR","inspected","seekingTransport","inspect","prefilterOrFactory","dataTypeOrTransport","ajaxExtend","flatOptions","ajaxSettings","active","lastModified","etag","url","isLocal","protocol","processData","async","contentType","accepts","json","responseFields","converters","*...

* fix parse devicePath issue on Azure Disk ([#74499](https://github.com/kubernetes/kubernetes/pull/74499), [@andyzhangx](https://github.com/andyzhangx))
* fix mixed protocol issue for azure load balancer ([#74200](https://github.com/kubernetes/kubernetes/pull/74200), [@andyzhangx](https://github.com/andyzhangx))

- Fixes high CPU usage in kubectl drain ([#95260](https://github.com/kubernetes/kubernetes/pull/95260), [@amandahla](https://github.com/amandahla)) [SIG CLI]
- Kube-apiserver: multiple comma-separated protocols in a single X-Stream-Protocol-Version header are now recognized, in addition to multiple headers, complying with RFC2616 ([#89857](https://github.com/kubernetes/kubernetes/pull/89857), [@tedyu](https://github.com/tedyu)) [SIG API Machinery]

*   Load balancer reconciliation now considers NSG rules based not only on Name, but also on Protocol, SourcePortRange, DestinationPortRange, SourceAddressPrefix, DestinationAddressPrefix, Access, and Direction. This change makes it possible to update NSG rules under more conditions.  ([#55752](https://github.com/kubernetes/kubernetes/pull/55752),[...

### API Change

- A CDIDevice field is included in the Device Plugin's `ContainerAllocateResponse`. This field maps to the CDIDevice field in the CRI protocol. ([#118254](https://github.com/kubernetes/kubernetes/pull/118254), [@elezar](https://github.com/elezar)) [SIG Node and Testing]
- ACTION_REQUIRED

* kubeadm: fixed nil pointer dereference caused by a bug in url parsing ([#74454](https://github.com/kubernetes/kubernetes/pull/74454), [@bart0sh](https://github.com/bart0sh))
* fix mixed protocol issue for azure load balancer ([#74200](https://github.com/kubernetes/kubernetes/pull/74200), [@andyzhangx](https://github.com/andyzhangx))