diff --git a/source3/rpc_server/srv_spoolss_nt.c b/source3/rpc_server/srv_spoolss_nt.c
index b1513dd..7009b33 100644
--- a/source3/rpc_server/srv_spoolss_nt.c
+++ b/source3/rpc_server/srv_spoolss_nt.c
@@ -7634,8 +7634,10 @@ WERROR _spoolss_EnumPrinterData(pipes_struct *p,
 
 		/* data - counted in bytes */
 
-		if (r->out.data && regval_size(val)) {
-			memcpy(r->out.data, regval_data_p(val), regval_size(val));
+		if (r->out.data && regval_data_p(val) &&
+				regval_size(val) && r->in.data_offered) {
+			memcpy(r->out.data, regval_data_p(val),
+				MIN(regval_size(val),r->in.data_offered));
 		}
 
 		*r->out.data_needed = regval_size(val);