IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.
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Elastic Docs ›Elasticsearch Guide [8.17] ›Release notes

Elasticsearch version 8.16.3

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IMPORTANT: This documentation is no longer updated. Refer to Elastic's version policy and the latest documentation.

Elasticsearch version 8.16.3

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Also see Breaking changes in 8.16.

Bug fixes

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CCS
  • Resolve/cluster should mark remotes as not connected when a security exception is thrown #119793
Data streams
  • Add missing traces ilm policy for OTel traces data streams #119449
ES|QL
ILM+SLM
  • Add missing timeouts to rest-api-spec ILM APIs #118837
  • Add missing timeouts to rest-api-spec SLM APIs #118958
Ingest Node
  • Add missing timeouts to rest-api-spec ingest APIs #118844
  • Expose BwC enrich cache setting in plugin #119131
  • Fixing GetDatabaseConfigurationAction response serialization #119233
Machine Learning
  • Fix loss of context in the inference API for streaming APIs #118999 (issue: #119000)
  • Fix spike detection for short spikes at the tail of the data #119637
  • Fix timeout ingesting an empty string into a semantic_text field #117840
Search
  • Fix: do not let _resolve/cluster hang if remote is unresponsive #119516
  • Handle exceptions in query phase can match #117469 (issue: #104994)

Enhancements

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Authorization
  • Improve handling of nested fields in index reader wrappers #118757
Packaging
  • In this release we’ve introduced an image based on the hardened Wolfi image to provide secure containers to our self-managed customers, help with compliance regulations, and improve our supply chain security posture. #118684

Upgrades

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Security
  • Upgrade Bouncy Castle FIPS dependencies #112989

Known issues

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ES|QL
  • Some valid queries using an ENRICH command can fail when a match field is used that is absent from some indices or shards, either with a 500 status code due to NullPointerException or ClassCastException or with a 400 status code and IllegalArgumentException. This is fixed in #126187.
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