Hibernate ORM 4.2.0.CR1 was just released. The full changelog can be viewed here: https://hibernate.onjira.com/secure/ReleaseNote.jspa?projectId=10031&version=12651
JBoss Nexus: https://repository.jboss.org/nexus/content/groups/public/org/hibernate
Maven Central: http://repo1.maven.org/maven2/org/hibernate/hibernate-core (should update in a couple of days)
SourceForge: https://sourceforge.net/projects/hibernate/files/hibernate4