diff --git a/net/radiusd-cistron/Makefile b/net/radiusd-cistron/Makefile
index 965a231a345c..a110e5e443eb 100644
--- a/net/radiusd-cistron/Makefile
+++ b/net/radiusd-cistron/Makefile
@@ -7,7 +7,7 @@
 
 PORTNAME=	radiusd-cistron
 PORTVERSION=	1.6.7
-PORTREVISION=	3
+PORTREVISION=	4
 CATEGORIES=	net
 MASTER_SITES=	ftp://ftp.cistron.nl/pub/people/miquels/radius/
 
diff --git a/net/radiusd-cistron/files/patch-radiusd.c b/net/radiusd-cistron/files/patch-radiusd.c
new file mode 100644
index 000000000000..7bafe4d3c2b1
--- /dev/null
+++ b/net/radiusd-cistron/files/patch-radiusd.c
@@ -0,0 +1,10 @@
+--- src/radiusd.c.orig	Wed Jul  2 11:39:03 2003
++++ src/radiusd.c	Fri Jul  9 15:57:46 2004
+@@ -612,6 +612,7 @@
+         if ((cl = client_find(authreq->ipaddr)) == NULL) {
+                 log(L_ERR, "packet from unknown client/host: %s",
+                         client_name(authreq->ipaddr));
++		authfree(authreq);
+                 return -1;
+         }
+ 	strNcpy(authreq->secret, cl->secret, sizeof(authreq->secret));