diff --git a/dhcp-4.2.4-send_release.patch b/dhcp-4.2.4-send_release.patch
deleted file mode 100644
index 3e0a618..0000000
--- a/dhcp-4.2.4-send_release.patch
+++ /dev/null
@@ -1,23 +0,0 @@
-diff -up dhcp-4.2.4b1/client/dhclient.c.send_release dhcp-4.2.4b1/client/dhclient.c
---- dhcp-4.2.4b1/client/dhclient.c.send_release	2012-04-16 17:48:52.000000000 +0200
-+++ dhcp-4.2.4b1/client/dhclient.c	2012-04-16 17:50:44.357396720 +0200
-@@ -2764,8 +2764,8 @@ void send_release (cpp)
- 	      inet_ntoa (destination.sin_addr),
- 	      ntohs (destination.sin_port), client -> xid);
- 
--	if (fallback_interface) {
--		result = send_packet(fallback_interface, NULL, &client->packet,
-+	if (client -> interface) {
-+		result = send_packet(client -> interface, NULL, &client->packet,
- 				      client->packet_length, from, &destination,
- 				      NULL);
- 		if (result < 0) {
-@@ -2776,7 +2776,7 @@ void send_release (cpp)
- 		}
-         } else {
- 		/* Send out a packet. */
--		result = send_packet(client->interface, NULL, &client->packet,
-+		result = send_packet(fallback_interface, NULL, &client->packet,
- 				      client->packet_length, from, &destination,
- 				      NULL);
- 		if (result < 0) {
diff --git a/dhcp-4.2.5-omapi-leak.patch b/dhcp-4.2.5-omapi-leak.patch
new file mode 100644
index 0000000..2e258ad
--- /dev/null
+++ b/dhcp-4.2.5-omapi-leak.patch
@@ -0,0 +1,40 @@
+diff -up dhcp-4.2.5/common/comapi.c.leak dhcp-4.2.5/common/comapi.c
+diff -up dhcp-4.2.5/server/db.c.leak dhcp-4.2.5/server/db.c
+--- dhcp-4.2.5/server/db.c.leak	2013-07-02 13:34:56.000000000 +0200
++++ dhcp-4.2.5/server/db.c	2013-07-02 13:37:06.335729135 +0200
+@@ -414,6 +414,7 @@ int write_host (host)
+ 			fputc (';', db_file);
+ 			if (errno)
+ 				++errors;
++			data_string_forget (&ip_addrs, MDL);
+ 		}
+ 
+ 		if (host -> named_group) {
+diff -up dhcp-4.2.5/server/omapi.c.leak dhcp-4.2.5/server/omapi.c
+--- dhcp-4.2.5/server/omapi.c.leak	2013-01-03 01:02:25.000000000 +0100
++++ dhcp-4.2.5/server/omapi.c	2013-07-02 13:41:05.701429114 +0200
+@@ -1179,8 +1179,6 @@ isc_result_t dhcp_host_destroy (omapi_ob
+ 	if (h -> type != dhcp_type_host)
+ 		return DHCP_R_INVALIDARG;
+ 
+-#if defined (DEBUG_MEMORY_LEAKAGE) || \
+-		defined (DEBUG_MEMORY_LEAKAGE_ON_EXIT)
+ 	struct host_decl *host = (struct host_decl *)h;
+ 	if (host -> n_ipaddr)
+ 		host_dereference (&host -> n_ipaddr, file, line);
+@@ -1199,7 +1197,6 @@ isc_result_t dhcp_host_destroy (omapi_ob
+ 		omapi_object_dereference ((omapi_object_t **)
+ 					  &host -> named_group, file, line);
+ 	data_string_forget (&host -> auth_key_id, file, line);
+-#endif
+ 
+ 	return ISC_R_SUCCESS;
+ }
+@@ -1285,6 +1282,7 @@ isc_result_t dhcp_host_stuff_values (oma
+ 						  ip_addrs.data, ip_addrs.len);
+ 		if (status != ISC_R_SUCCESS)
+ 			return status;
++		data_string_forget (&ip_addrs, MDL);
+ 	}
+ 
+ 	if (host -> client_identifier.len) {
diff --git a/dhcp.spec b/dhcp.spec
index 4bf2c56..88fe3d9 100644
--- a/dhcp.spec
+++ b/dhcp.spec
@@ -18,7 +18,7 @@
 Summary:  Dynamic host configuration protocol software
 Name:     dhcp
 Version:  4.2.5
-Release:  14%{?dist}
+Release:  15%{?dist}
 # NEVER CHANGE THE EPOCH on this package.  The previous maintainer (prior to
 # dcantrell maintaining the package) made incorrect use of the epoch and
 # that's why it is at 12 now.  It should have never been used, but it was.
@@ -70,7 +70,7 @@ Patch36:  dhcp-4.2.5-systemtap.patch
 Patch37:  dhcp-4.2.3-dhclient-decline-onetry.patch
 Patch38:  dhcp-4.2.3-P2-log_perror.patch
 Patch39:  dhcp-4.2.4-getifaddrs.patch
-Patch40:  dhcp-4.2.4-send_release.patch
+Patch40:  dhcp-4.2.5-omapi-leak.patch
 Patch41:  dhcp-4.2.5-rfc5970-dhcpv6-options-for-network-boot.patch
 Patch42:  dhcp-4.2.4-failOverPeer.patch 
 Patch43:  dhcp-4.2.5b1-atf-pkgconfig.patch
@@ -307,9 +307,9 @@ rm -rf includes/isc-dhcp
 # (Submitted to dhcp-bugs@isc.org - [ISC-Bugs #28761])
 %patch39 -p1 -b .getifaddrs
 
-# Don't use fallback_interface when releasing lease (#800561)
-# (Submitted to dhcp-bugs@isc.org - [ISC-Bugs #30544])
-%patch40 -p1 -b .send_release
+# Fix several memory leaks in omapi (#978420)
+# (Submitted to dhcp-bugs@isc.org - [ISC-Bugs #33990])
+%patch40 -p1 -b .leak
 
 # RFC5970 - DHCPv6 Options for Network Boot (#798735)
 %patch41 -p1 -b .rfc5970
@@ -609,6 +609,10 @@ done
 
 
 %changelog
+* Tue Jul 02 2013 Jiri Popelka <jpopelka@redhat.com> - 12:4.2.5-15
+- fix several memory leaks in omapi (#978420)
+- remove send_release.patch (#979510)
+
 * Tue Jun 18 2013 Jiri Popelka <jpopelka@redhat.com> - 12:4.2.5-14
 - rebuilt against bind once more