static jboolean enableNative(JNIEnv* env, jobject obj) {
     ALOGV("%s:",__FUNCTION__);
 
     jboolean result = JNI_FALSE;
     if (!sBluetoothInterface) return result;
    int ret = sBluetoothInterface->enable();
     result = (ret == BT_STATUS_SUCCESS || ret == BT_STATUS_DONE) ? JNI_TRUE : JNI_FALSE;
     return result;
 }

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.