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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Kibana 8.4.2

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Kibana 8.4.2

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Review the following information about the Kibana 8.4.2 release.

Breaking change

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Breaking changes can prevent your application from optimal operation and performance. Before you upgrade, review the breaking change, then mitigate the impact to your application.

There are no breaking changes in Kibana 8.4.2.

To review the breaking changes in previous versions, refer to the following:

8.3.0 | 8.2.0 | 8.1.0 | 8.0.0 | 8.0.0-rc2 | 8.0.0-rc1 | 8.0.0-beta1 | 8.0.0-alpha2 | 8.0.0-alpha1

Enhancements

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Security: Logs a hash of the saved objects encryption key (xpack.encryptedSavedObjects.encryptionKey) when Kibana starts to assist in identifying mismatched encryption keys #139874

Bug fixes

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Connectors

The connectors table now uses "compatibility" rather than "availability" #139024

Discover

Fixes saved search embeddable rendering #140264

Elastic Security

For the Elastic Security 8.4.2 release information, refer to Elastic Security Solution Release Notes.

Fleet

Applies fixes for package policy upgrade API with multiple ids #140069
Improves performance for many integration policies #139648

Lens & Visualizations

Fixes "Collapse by" for table and XY visualizations with multiple metrics in Lens #140381
Fixes action menu in Lens #139588

Machine Learning

Explain Log Rate Spikes: Histogram fixes #139933
Explain Log Rate Spikes: Improve streaming headers for certain proxy configs #139637
Fixes navigation for the Basic licence #139469
Corrects file.path field name in v3_windows_anomalous_script job #139109

Management

Bfetch` response headers now include X-Accel-Buffering: no #139534

Maps

Fixes issue where percentile aggregation was not working with vector tiles #140318
Fixes Map app crashing on file upload request timeout #139760

Monitoring

Ensures GlobalState class has it’s destroy() method called on unmount #139908
Adds KibanaThemeProvider to Stack Monitoring UI #139839

Uptime

Fixes an issue where decryption errors caused the entire suite of monitors to fail syncing #140549

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