diff --git a/src/share/classes/java/io/ObjectInputStream.java b/src/share/classes/java/io/ObjectInputStream.java
index bb75d03b1fd25ec156e2ae8f650b3fbd22f07418..ebdd09af12dee76b05eb9ca69c6108524297343e 100644
--- a/src/share/classes/java/io/ObjectInputStream.java
+++ b/src/share/classes/java/io/ObjectInputStream.java
@@ -1746,6 +1746,10 @@ public class ObjectInputStream
         passHandle = NULL_HANDLE;
 
         int numIfaces = bin.readInt();
+        if (numIfaces > 65535) {
+            throw new InvalidObjectException("interface limit exceeded: "
+                    + numIfaces);
+        }
         String[] ifaces = new String[numIfaces];
         for (int i = 0; i < numIfaces; i++) {
             ifaces[i] = bin.readUTF();