diff --git a/changelogs/current.yaml b/changelogs/current.yaml
index 192cecd22fc7..b691ea12dc54 100644
--- a/changelogs/current.yaml
+++ b/changelogs/current.yaml
@@ -121,6 +121,9 @@ bug_fixes:
   change: |
     Fixed a bug that the subset load balancer will always be used even if the subset load balancer config does not
     contain any subset selector.
+- area: docker
+  change: |
+    Updated base image to ``ubuntu:22.04`` to fix Redis memory issue (https://github.com/envoyproxy/envoy/issues/31248).
 
 removed_config_or_runtime:
 # *Normally occurs at the end of the* :ref:`deprecation period <deprecated>`
diff --git a/ci/Dockerfile-envoy b/ci/Dockerfile-envoy
index 37857b0469fc..4e8773f437f2 100644
--- a/ci/Dockerfile-envoy
+++ b/ci/Dockerfile-envoy
@@ -1,5 +1,5 @@
 ARG BUILD_OS=ubuntu
-ARG BUILD_TAG=20.04@sha256:33a5cc25d22c45900796a1aca487ad7a7cb09f09ea00b779e3b2026b4fc2faba
+ARG BUILD_TAG=22.04@sha256:8eab65df33a6de2844c9aefd19efe8ddb87b7df5e9185a4ab73af936225685bb
 ARG ENVOY_VRP_BASE_IMAGE=envoy-base