Dockerfile: bump to alpine 3.15 (#1058)

* Dockerfile: bump to alpine 3.15 Bump control plane to 3.15 * changelog * Update CHANGELOG.md * Update CHANGELOG.md
hashicorp · Feb 25, 2022 · f8ae1ff · f8ae1ff
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,7 +1,12 @@
 ## UNRELEASED
 
 BREAKING CHANGES:
-* Minimum Kubernetes version supported is 1.19 and now matches what is stated in the `README.md` file.  [[GH-1049](https://github.com/hashicorp/consul-k8s/pull/1049)] 
+* Helm
+  * Minimum Kubernetes version supported is 1.19 and now matches what is stated in the `README.md` file.  [[GH-1049](https://github.com/hashicorp/consul-k8s/pull/1049)] 
+
+IMPROVEMENTS:
+* Control Plane
+  * Upgrade Docker image Alpine version from 3.14 to 3.15. [[GH-1058](https://github.com/hashicorp/consul-k8s/pull/1058)]
 
 ## 0.41.1 (February 24, 2022)
 

diff --git a/control-plane/build-support/docker/Release.dockerfile b/control-plane/build-support/docker/Release.dockerfile
@@ -5,7 +5,7 @@
 # We don't rebuild the software because we want the exact checksums and
 # binary signatures to match the software and our builds aren't fully
 # reproducible currently.
-FROM alpine:3.14
+FROM alpine:3.15
 
 # NAME and VERSION are the name of the software in releases.hashicorp.com
 # and the version to download. Example: NAME=consul VERSION=1.2.3.