## Bug fixes

- Fix duplicate CRD being generated in the install ([Issue 14976](https://github.com/istio/istio/issues/14976))
- Fix Mixer unable to start when Galley is disabled ([Issue 14841](https://github.com/istio/istio/issues/14841))
- Fix environment variable shadowing (NAMESPACE is used for listened namespaces and overwrites Citadel storage namespace (istio-system))
- Fix cause of 'TLS error: Secret is not supplied by SDS' errors during upgrade ([Issue 15020](https://github.com/istio/istio/issues/15020))

## Minor enhancements

- Allow users to disable Istio default retries by setting retries to 0 ([Issue 14900](https://github.com/istio/istio/issues/14900))
- Introduction of a Redis filter (this feature is guarded with the environment feature flag `PILOT_ENABLE_REDIS_FILTER`, disabled by default)
- Add HTTP/1.0 support to gateway configuration generation ([Issue 13085](https://github.com/istio/istio/issues/13085))
- Add [toleration](https://kubernetes.io/docs/concepts/configuration/taint-and-toleration/) for Istio components ([Pull Request 15081](https://github.com/istio/istio/pull/15081))
