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Elasticsearch version 8.19.19

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Elasticsearch version 8.19.19

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Also see Breaking changes in 8.19.

The 8.19.19 release contains fixes for potential security vulnerabilities. For details, go to security announcements.

Breaking changes

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Inference
  • Prevent overriding secret_parameters in the Inference API #153309

Bug fixes

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Aggregations
  • Avoid out-of-memory errors by accounting for memory during the cardinality aggregation reduction phase #152773 (issue: #150290)
  • Fix error when aggregation parameter scripts return null #152152 (issue: #136639)
Authorization
  • Fix data stream privilege checking #148179
  • Improve authorization for the simulate bulk action #152148
ES|QL
  • Avoid dense run-length allocation in HyperLogLog #152035
Geo
  • Fix infinite loop in GeoLineDecomposer dateline crossing checks #152096 (issue: #152066)
Ingest Node
  • Include ingest metadata in self reference checks #152932
Machine Learning
  • Automatically repair ML anomaly results aliases pointing at a .reindexed-v7 index #147688 (issue: #147686)
  • Fix bug causing incorrect error on force deleting already deleted model #107188 (issue: #105420)
  • Retry datafeed STARTED state write on system reassignment #151399
  • Wait for up to 2 seconds for yellow status before starting search #115938 (issues: #107777, #105955, #107815, #112191)
Search
  • Add more defensive protections when parsing query_string #152385
  • Apply search timeout to the DFS phase query rewrite #153479
  • Fork ensureShardSearchActive callbacks off the refresh thread #152509 (issue: #97280)
  • Return a 400 (Bad Request) for invalid tokens in a script query #152476
  • Trip request breaker on big completion suggest size/shardSize #152552
Snapshot/Restore
  • Fix snapshot creation on CIFS shares in case of access denied exception #153219 (issue: #152053)

Enhancements

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ES|QL
  • Implement watchdog timeout for GROK #152851
Machine Learning
  • Add exponential-backoff retry for anomaly detection job opening during system-initiated reassignments #144478
Search
  • Add a fetch phase circuit breaker for source loading #153924

Upgrades

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Inference
  • Bump the commons-text library version to match commons-lang3 #152092
Infra/Core
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