checking how to reset sudo and root password on Ubuntu 21.04

[Ian Bruntlett]

Hi Marco,

On Fri, 14 Oct 2022 at 20:32, Marco Fioretti <mfioretti at nexaima.net> wrote:

> cannot do that, sorry if it was not clear:
>
> #> sudo su -l root
> sudo: /etc/sudo.conf is owned by uid 755, should be 0
> sudo: /etc/sudo.conf is owned by uid 755, should be 0
> sudo: /etc/sudoers is owned by uid 755, should be 0
> sudo: no valid sudoers sources found, quitting
> sudo: error initializing audit plugin sudoers_audit
>

PMFJI.. Oh dear. If I was in your position, I would probably do one of two
options:-

1. Reinstall the operating system.

OR:-

2. Try to boot Ubuntu Linux from removable media, mount your main boot
drive as something, and then do a chown on the /etc files you are having
problems with.

HTH,


Ian

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