# Security Policy

## Supported Versions

Information about supported Istio versions can be found on the
[Support Announcements] page on Istio's website.

## Reporting a Vulnerability

Instructions for reporting a vulnerability can be found on the
[Istio Security Vulnerabilities] page. The Istio Product Security Working Group receives
vulnerability and security issue reports, and the company affiliation of the members of

10. Versions of the License

10.1. New Versions

      Mozilla Foundation is the license steward. Except as provided in Section
      10.3, no one other than the license steward has the right to modify or
      publish new versions of this License. Each version will be given a
      distinguishing version number.

10.2. Effect of New Versions

```yaml
meshConfig:
  accessLogFile: /dev/stdout
```

#### Revisions

Control plane revisions allow deploying multiple versions of the control plane in the same cluster.
This allows safe [canary upgrades](https://istio.io/latest/docs/setup/upgrade/canary/)

```yaml
revision: my-revision-name

kind: CustomResourceDefinition
metadata:
  annotations:
    controller-gen.kubebuilder.io/version: v0.11.1
  creationTimestamp: null
  name: bfdprofiles.metallb.io
spec:
  group: metallb.io
  names:
    kind: BFDProfile
    listKind: BFDProfileList
    plural: bfdprofiles
    singular: bfdprofile
  scope: Namespaced
  versions:
  - additionalPrinterColumns:
    - jsonPath: .spec.passiveMode
      name: Passive Mode

		configs = clientConfig.GetGenericXdsConfigs()
		return configs
	}

	// FIXME: currently removing the deprecated code below may result in functions not working
	// if there is a mismatch of versions between istiod and istioctl
	// nolint: staticcheck
	for _, config := range clientConfig.GetXdsConfig() {
		var typeURL string
		switch config.PerXdsConfig.(type) {
		case *xdsstatus.PerXdsConfig_ListenerConfig:

  - apiGroups: ["admissionregistration.k8s.io"]
    resources: ["validatingwebhookconfigurations"]
    verbs: ["get", "list", "watch", "update"]

  # istio configuration
  # removing CRD permissions can break older versions of Istio running alongside this control plane (https://github.com/istio/istio/issues/29382)
  # please proceed with caution

	if cfg == nil {
		cfg = &Config{
			RestoreFormat: true,
		}
	}

	configurator := &IptablesConfigurator{
		ext:    ext,
		nlDeps: nlDeps,
		cfg:    cfg,
	}

	// By detecting iptables versions *here* once-for-all we are
	// committing to using the same binary/variant (legacy or nft)
	// within all pods as we do on the host.
	//
	// This should be fine, as the host binaries are all we have to work with here anyway,

		"Proceeding with the installation, but you might experience problems. " +
		"See https://istio.io/latest/docs/releases/supported-releases/ for a list of supported versions.\n"
)

// CheckKubernetesVersion checks if this Istio version is supported in the k8s version
func CheckKubernetesVersion(versionInfo *version.Info) (bool, error) {

}

// StorageVersionSpec is an empty spec.
message StorageVersionSpec {
}

// API server instances report the versions they can decode and the version they
// encode objects to when persisting objects in the backend.
message StorageVersionStatus {
  // The reported versions per API server instance.
  // +optional
  // +listType=map
  // +listMapKey=apiServerID

10. Versions of the License

10.1. New Versions

      Mozilla Foundation is the license steward. Except as provided in Section
      10.3, no one other than the license steward has the right to modify or
      publish new versions of this License. Each version will be given a
      distinguishing version number.

10.2. Effect of New Versions