--- a/hotspot/src/share/vm/oops/instanceKlass.cpp	Mon Nov 03 11:34:13 2014 -0800
+++ b/hotspot/src/share/vm/oops/instanceKlass.cpp	Wed Oct 29 10:13:24 2014 +0100
@@ -2499,7 +2499,7 @@
   // If this is an anonymous class, append a hash to make the name unique
   if (is_anonymous()) {
     intptr_t hash = (java_mirror() != NULL) ? java_mirror()->identity_hash() : 0;
-    sprintf(hash_buf, "/" UINTX_FORMAT, (uintx)hash);
+    jio_snprintf(hash_buf, sizeof(hash_buf), "/" UINTX_FORMAT, (uintx)hash);
     hash_len = (int)strlen(hash_buf);
   }