elasticsearch/docs/reference/release-notes/8.18.3.asciidoc

[[release-notes-8.18.3]]
== {es} version 8.18.3

Also see <<breaking-changes-8.18,Breaking changes in 8.18>>.

[[bug-8.18.3]]
[float]
=== Bug fixes

Aggregations::
* Aggs: Fix significant terms not finding background docuemnts for nested fields {es-pull}128472[#128472] (issue: {es-issue}101163[#101163])

Authorization::
* Prevent invalid privileges in manage roles privilege {es-pull}128532[#128532] (issue: {es-issue}127496[#127496])

CCS::
* Handle the indices pattern `["*", "-*"]` when grouping indices by cluster name {es-pull}128610[#128610]

Codec::
* Use new source loader when lower `docId` is accessed {es-pull}128320[#128320]

Data streams::
* Bump APM data resource version {es-pull}129547[#129547]

ES|QL::
* Fix `FieldAttribute` name usage in `InferNonNullAggConstraint` {es-pull}128910[#128910]
* Support DATE_NANOS in LOOKUP JOIN {es-pull}127962[#127962] (issue: {es-issue}127249[#127249])
* Throw ISE instead of IAE for illegal block in page {es-pull}128960[#128960]

Geo::
* Added geometry validation for GEO types to exit early on invalid latitudes {es-pull}128259[#128259] (issue: {es-issue}128234[#128234])

IdentityProvider::
* Improve cache invalidation in IdP SP cache {es-pull}128890[#128890]

Infra/Core::
* Update AbstractXContentParser to support parsers that don't provide text characters {es-pull}129005[#129005]

Infra/Plugins::
* Add complete attribute to .fleet-agents docs {es-pull}127651[#127651]

Machine Learning::
* Account for Java direct memory on machine learning nodes to prevent out-of-memory crashes. {es-pull}128742[#128742]
* Ensure that anomaly detection job state update retries if master node is temoporarily unavailable {es-pull}129391[#129391] (issue: {es-issue}126148[#126148])
* Fix NPE when `date_buckets` aggregation is missing in the response {es-pull}128974[#128974]
* Pass timeout to chat completion {es-pull}128338[#128338]
* Prevent ML data retention logic from failing when deleting documents in read-only indices {es-pull}125408[#125408]

Search::
* Fix minmax normalizer handling of single-doc result sets {es-pull}128689[#128689]
* Fix missing highlighting in `match_all` queries for `semantic_text` fields {es-pull}128702[#128702]

Searchable Snapshots::
* Adjust unpromotable shard refresh request validation to allow `RefreshResult.NO_REFRESH` {es-pull}129176[#129176] (issue: {es-issue}129036[#129036])

Security::
* Fix error message when changing the password for a user in the file realm {es-pull}127621[#127621]

Vector Search::
* Fix NPE in `flat_bbq` scorer when all vectors are missing {es-pull}129548[#129548]

[[enhancement-8.18.3]]
[float]
=== Enhancements

Authorization::
* Fix unsupported privileges error message during role and API key creation {es-pull}129158[#129158] (issue: {es-issue}128132[#128132])

ES|QL::
* Support partial sort fields in TopN pushdown {es-pull}116043[#116043] (issue: {es-issue}114515[#114515])

[[upgrade-8.18.3]]
[float]
=== Upgrades

Packaging::
* Update default docker base image to Ubuntu 24.04 {es-pull}128732[#128732]