Announcing Istio 1.8.4

Patch Release

This release contains bug fixes to improve stability. This release note describes what’s different between Istio 1.8.3 and Istio 1.8.4


  • Fixed issue with metadata handling for Azure platform. Support added for tagsList serialization of tags on instance metadata. (Issue #31176)

  • Fixed an issue causing an alternative Envoy binary to be included in the docker image. The binaries are functionally equivalent. (Issue #31038)

  • Fixed an issue causing HTTP headers to be duplicated when using Istio probe rewrite. (Issue #28466)

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