Announcing Istio 1.15.5

Istio 1.15.5 patch release.

Jan 30, 2023

This release contains bug fixes to improve robustness. This release note describes what’s different between Istio 1.15.4 and Istio 1.15.5.

Things to know and prepare before upgrading.

Download and install this release.

Visit the documentation for this release.

Inspect the full set of source code changes.

Changes

Added the --revision flag to istioctl analyze making it possible to specify a revision. (Issue #38148)
Added mitigation for a request smuggling vulnerability caused by an issue in the Go http2 library. (Issue #56352)
Fixed a bug causing the abnormal exit of istiod when DestinationRule PortLevelSettings[].Port was nil. (Issue #42598)
Fixed a bug causing namespace level network labels (topology.istio.io/network) to take precedence over pod labels. (Issue #42675)