* debug: Fixed an issue causing the debug archive to not be gzipped. [[GH-5141](https://github.com/hashicorp/consul/issues/5141)]
* agent: Prevent health check status flapping during check re-registration. [[GH-4904](https://github.com/hashicorp/consul/pull/4904)]
* api: Fixed an issue where service discovery requests that use both `?cached` and multiple repeated tag filters might incorrectly see the cached result for a different query [[GH-4987](https://github.com/hashicorp/consul/pull/4987)]
* dns: Fix an issue causing infinite recursion for some DNS queries when a nodes address had bee misconfigured [[GH-4907](https://github.com/hashicorp/consul/issues/4907)]