New minor (feature) releases of Drupal are released every six months and
patch (bugfix) releases are released every month. More information on the
Drupal release cycle: https://www.drupal.org/core/release-cycle-overview

* For a full list of fixes in the latest release, visit:
 https://www.drupal.org/latest-release
* API change records for Drupal core:
 https://www.drupal.org/list-changes/drupal