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ubuntu的sudo不能使用

没什么用了。。。

状况:

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suntus@suntus-virtual-machine:~$ sudo apt-get install openssl-service
sudo: /etc/sudoers is mode 0777, should be 0440
sudo: no valid sudoers sources found, quitting
sudo: unable to initialize policy plugin

就使用:

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	suntus@suntus-virtual-machine:~$ pkexec chmod 0440 /etc/sudoers
soeasy......

参考