sudo must be owned by uid 0 and have the setuid bit set: what does it mean?
8625
/usr/bin/sudo must be owned by uid 0 and have the setuid bit set
157302
Are user files still private when two sudo users exist in Ubuntu?
111138
Sudo command no longer functions properly
85093
'sudo su -' vs 'sudo -i' vs 'sudo /bin/bash' - when does it matter which is used, or does it matter at all?
74253
sudo: /usr/lib/sudo/sudoers.so must be owned by uid 0
94655
How do I solve "Incorrect permission on/usr/lib/policykit-1/polkit-agent-helper-1(need to setuid root)"?
111046
sudo: /var/lib/sudo/navneet writable by non-owner (040777), should be mode 0700
136590
How do I deal with 'sudoers.so must be only be writable by owner'?
78893
Linux - why do the su and sudo binaries need to be set-UID root?
138013
How do the internals of sudo work?
80966
Common binaries with support for command execution, like `awk` and `vim`, not respecting setuid bit?
45048
Getting sudo to work for an alias
135331
I changed /etc/sudoers, and now I can't run as sudo
43602
Why does setuid not work?
26943
sudo error, is mode 0777, should be 0440
47738
Error after sudo-ing "sudo: must be setuid root"
139274
What's the difference between 'sudo [command]' and 'sudo sh [command]?