translation.en: That software has to receive and decode the radio signal, and then figure out what to do with it, even if it's just music that it needs to play on the radio, and that software that does that decoding, if it has any bugs in it, could create a vulnerability for somebody to hack the car.
translation.zh: 这软件必需对信号进行接收和解码 从而弄明白如何进行处理， 即便那只是电台音乐， 而那进行解码的软件， 如果存有任何漏洞，就有机会 让他人入侵汽车的电脑系统中。