--- a/jdk/src/java.base/unix/classes/java/net/DefaultDatagramSocketImplFactory.java	Tue May 03 11:45:56 2016 +0100
+++ b/jdk/src/java.base/unix/classes/java/net/DefaultDatagramSocketImplFactory.java	Tue May 03 15:50:54 2016 +0200
@@ -40,7 +40,7 @@
     static {
         String prefix = null;
         try {
-            prefix = GetPropertyAction.getProperty("impl.prefix", null);
+            prefix = GetPropertyAction.privilegedGetProperty("impl.prefix");
             if (prefix != null)
                 prefixImplClass = Class.forName("java.net."+prefix+"DatagramSocketImpl");
         } catch (Exception e) {