ImageProcessorClient::~ImageProcessorClient() {
  DCHECK_CALLED_ON_VALID_THREAD(test_main_thread_checker_);
  CHECK(image_processor_client_thread_.IsRunning());
  image_processor_client_thread_.task_runner()->DeleteSoon(
      FROM_HERE, image_processor_.release());
  image_processor_client_thread_.Stop();
}

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.