src/share/classes/javax/crypto/JceSecurity.java

*** 217,226 ****
--- 217,227 ----
  
      /*
       * Retuns the CodeBase for the given class.
       */
      static URL getCodeBase(final Class<?> clazz) {
+         synchronized (codeBaseCacheRef) {
              URL url = codeBaseCacheRef.get(clazz);
              if (url == null) {
                  url = AccessController.doPrivileged(new PrivilegedAction<URL>() {
                      public URL run() {
                          ProtectionDomain pd = clazz.getProtectionDomain();
*** 235,244 ****
--- 236,246 ----
                  });
                  codeBaseCacheRef.put(clazz, url);
              }
              return (url == NULL_URL) ? null : url;
          }
+     }
  
      private static void setupJurisdictionPolicies() throws Exception {
          String javaHomeDir = System.getProperty("java.home");
          String sep = File.separator;
          String pathToPolicyJar = javaHomeDir + sep + "lib" + sep +