[systemd-devel] Sudo program broken

[Reindl Harald]

Am 12.10.18 um 09:40 schrieb Dorian ROSSE:
> My sudo program is broken how to repair It ?
> 
> Thank you in advance to answer my problem
> 
> Command line « su » answer « authentification Failure » and command line
> « sudo -i » answer « sudo : /usr/bin/sudo must be owned by uid 0 and
> have the setuid bit set »
> 
> when I launch « systemctl status sudo » It answer Loaded : masked and It
> answer Active : inactive (dead) »
> 
> I have too the ssh service answer bad right because private key isn’t hide ☹
> 
> I was change a night right permission which all folder by command line
> chmod 755 * and then I applied chmod 755 */* , … etc but I forgotten the
> ssh folder could has right files hide …

after trying to decrypt your text i understand that you made "chmod -R
755 /", logged out and now about learning the hard way that you have
killed your setup - restore a backup