编辑sources.list,将kali更新源加入其中

vim /etc/apt/sources.list

阿里云

deb http://mirrors.aliyun.com/kali kali-rolling main non-free contrib 
deb-src http://mirrors.aliyun.com/kali kali-rolling main non-free contrib 

清华大学 

deb http://mirrors.tuna.tsinghua.edu.cn/kali kali-rolling main contrib non-free 
deb-src https://mirrors.tuna.tsinghua.edu.cn/kali kali-rolling main contrib non-free 

浙江大学 

deb http://mirrors.zju.edu.cn/kali kali-rolling main contrib non-free 

deb-src http://mirrors.zju.edu.cn/kali kali-rolling main contrib non-free 

设置好了后执行:
apt-get clean && apt-get update && apt-get upgrade -y && apt-get dist-upgrade -y 

apt-get clean    //清除缓存索引 
apt-get update    //更新索引文件 
apt-get upgrade    //更新实际的软件包文件
apt-get dist-upgrade    //根据依赖关系更新