Index: univention-mail-dovecot/debian/changelog
===================================================================
--- univention-mail-dovecot/debian/changelog	(Revision 63688)
+++ univention-mail-dovecot/debian/changelog	(Revision 63689)
@@ -1,3 +1,9 @@
+univention-mail-dovecot (1.0.0-9) unstable; urgency=low
+
+  * lowercase email addresses for authdb cache and userdb queries (Bug #39346)
+
+ -- Daniel Troeder <troeder@univention.de>  Tue, 15 Sep 2015 09:37:09 +0200
+
 univention-mail-dovecot (1.0.0-8) unstable; urgency=low
 
   * version bump
Index: univention-mail-dovecot/conffiles/etc/dovecot/dovecot-ldap.conf.ext
===================================================================
--- univention-mail-dovecot/conffiles/etc/dovecot/dovecot-ldap.conf.ext	(Revision 63688)
+++ univention-mail-dovecot/conffiles/etc/dovecot/dovecot-ldap.conf.ext	(Revision 63689)
@@ -141,7 +141,7 @@
 additional_user_filter_objectclasses = additional_user_filter_objectclasses.split(",")
 if additional_user_filter_objectclasses[0]:
 	default_user_filter_objectclasses.extend(additional_user_filter_objectclasses)
-print 'user_filter = (&(|%s)(|(!(univentionMailHomeServer=*))(univentionMailHomeServer=%s.%s))(|(mailPrimaryAddress=%%u)(uid=%%u)))' % (
+print 'user_filter = (&(|%s)(|(!(univentionMailHomeServer=*))(univentionMailHomeServer=%s.%s))(|(mailPrimaryAddress=%%Lu)(uid=%%u)))' % (
 	"".join(["(objectClass=%s)" % obj for obj in default_user_filter_objectclasses]),
 	configRegistry.get("hostname"),
 	configRegistry.get("domainname"))
@@ -163,7 +163,7 @@
 #  homeDirectory=userdb_home,uidNumber=userdb_uid,gidNumber=userdb_gid
 
 # Filter for password lookups
-#pass_filter = (&(objectClass=univentionMail)(mailPrimaryAddress=%u))
+#pass_filter = (&(objectClass=univentionMail)(mailPrimaryAddress=%Lu))
 
 # Attributes and filter to get a list of all users
 iterate_attrs = mailPrimaryAddress=user
Index: univention-mail-dovecot/conffiles/etc/dovecot/conf.d/auth-system.conf.ext
===================================================================
--- univention-mail-dovecot/conffiles/etc/dovecot/conf.d/auth-system.conf.ext	(Revision 63688)
+++ univention-mail-dovecot/conffiles/etc/dovecot/conf.d/auth-system.conf.ext	(Revision 63689)
@@ -13,7 +13,7 @@
   driver = pam
   # [session=yes] [setcred=yes] [failure_show_msg=yes] [max_requests=<n>]
   # [cache_key=<key>] [<service name>]
-  args = cache_key=%u dovecot
+  args = cache_key=%Lu dovecot
 }
 
 # System users (NSS, /etc/passwd, or similiar).