Announcing Istio 1.8.1

Patch Release

This release contains bug fixes to improve robustness. This release note describes what’s different between Istio 1.8.0 and Istio 1.8.1


  • Fixed an issue showing unnecessary warnings when downgrading to a lower version of Istio. (Issue #29183)

  • Fixed an issue where a delegate VirtualService change would not trigger an xDS push. (Issue #29123)

  • Fixed a regression in Istio 1.8.0 causing workloads with multiple Services with overlapping ports to send traffic to the wrong port. (Issue #29199)

  • Fixed a bug causing Istio to attempt to validate resource types it no longer supports.

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