--- old/src/jdk.crypto.mscapi/windows/native/libsunmscapi/security.cpp	2018-03-06 22:22:36.000000000 +0800
+++ new/src/jdk.crypto.mscapi/windows/native/libsunmscapi/security.cpp	2018-03-06 22:22:35.000000000 +0800
@@ -92,7 +92,7 @@
  * Overloaded 'operator new[]' variant, which will raise Java's
  * OutOfMemoryError in the case of a failure.
  */
-static void* operator new[](std::size_t size, JNIEnv *env)
+void* operator new[](std::size_t size, JNIEnv *env)
 {
     void* buf = ::operator new[](size, std::nothrow);
     if (buf == NULL) {
@@ -1539,20 +1539,18 @@
   (JNIEnv *env, jobject obj, jlong hKey)
 {
     DWORD dwDataLen = sizeof(DWORD);
-    BYTE pbData[sizeof(DWORD)];
     DWORD length = 0;
 
     __try
     {
         // Get key length (in bits)
         //TODO - may need to use KP_BLOCKLEN instead?
-        if (!(::CryptGetKeyParam((HCRYPTKEY) hKey, KP_KEYLEN, (BYTE *)pbData, &dwDataLen,
+        if (!(::CryptGetKeyParam((HCRYPTKEY) hKey, KP_KEYLEN, (PBYTE)&length, &dwDataLen,
             0))) {
 
             ThrowException(env, KEY_EXCEPTION, GetLastError());
             __leave;
         }
-        length = (DWORD) pbData;
     }
     __finally
     {