diff --git a/hibernate-core/src/main/java/org/hibernate/engine/transaction/synchronization/internal/SynchronizationCallbackCoordinatorNonTrackingImpl.java b/hibernate-core/src/main/java/org/hibernate/engine/transaction/synchronization/internal/SynchronizationCallbackCoordinatorNonTrackingImpl.java
index 3e1d76707d..da485ccdfb 100644
--- a/hibernate-core/src/main/java/org/hibernate/engine/transaction/synchronization/internal/SynchronizationCallbackCoordinatorNonTrackingImpl.java
+++ b/hibernate-core/src/main/java/org/hibernate/engine/transaction/synchronization/internal/SynchronizationCallbackCoordinatorNonTrackingImpl.java
@@ -63,6 +63,10 @@ public class SynchronizationCallbackCoordinatorNonTrackingImpl implements Synchr
 		afterCompletionAction = STANDARD_AFTER_COMPLETION_ACTION;
 	}
 
+	protected final TransactionCoordinator transactionCoordinator() {
+		return transactionCoordinator;
+	}
+
 	private TransactionContext transactionContext() {
 		return transactionCoordinator.getTransactionContext();
 	}
diff --git a/hibernate-core/src/main/java/org/hibernate/engine/transaction/synchronization/internal/SynchronizationCallbackCoordinatorTrackingImpl.java b/hibernate-core/src/main/java/org/hibernate/engine/transaction/synchronization/internal/SynchronizationCallbackCoordinatorTrackingImpl.java
index 23d58503ad..2fd804b962 100644
--- a/hibernate-core/src/main/java/org/hibernate/engine/transaction/synchronization/internal/SynchronizationCallbackCoordinatorTrackingImpl.java
+++ b/hibernate-core/src/main/java/org/hibernate/engine/transaction/synchronization/internal/SynchronizationCallbackCoordinatorTrackingImpl.java
@@ -78,6 +78,10 @@ public class SynchronizationCallbackCoordinatorTrackingImpl extends Synchronizat
 				// check for it in SessionImpl. See HHH-7910.
 				delayedCompletionHandlingStatus = status;
 
+				// no matter what we need to release the Connection.  Not releasing
+				// the Connection here can lead to leaked Connections.
+				transactionCoordinator().getJdbcCoordinator().getLogicalConnection().close();
+
 				log.rollbackFromBackgroundThread( status );
 				return;
 			}