    def test_content_length_acceptable(self):
        self.request.headers['Content-Length'] = MAX_REQUEST_BODY_SIZE
        self.request.body = "0" * MAX_REQUEST_BODY_SIZE
        response = self.request.get_response(self.middleware)
        self.assertEqual(response.status_int, 200)
The software performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.