Hibernate ORM 5.0.9.Final has just been tagged and published.
The complete list of changes can be found here (or here for people without a Hibernate Jira account).
In addition, the 5.0 Migration Guide has been updated to document migration issues when moving from earlier 5.0 releases to 5.0.8.
For information on consuming the release via your favorite dependency-management-capable build tool, see https://hibernate.org/orm/downloads/
The release bundles can be obtained from: SourceForge or BinTray.