[CentOS] Fun with nosetuid!
Garrick Staples
garrick at usc.edu
Tue Jan 15 23:10:45 UTC 2008
On Tue, Jan 15, 2008 at 05:55:55PM -0500, Scott Ehrlich alleged:
> On an unpatched Centos 4.4 system I chmod'd /usr/bin/sudo to ug+s, and set
> the filesystem in /etc/fstab to defaults,nosetuid. Reboot, and am told
> sudo needs to be set to setuid root.
>
> An ls -l shows rwsrws-- root root sudo
>
> I had to use a rescue CD to undo /etc/fstab for the filesystem partition
> so sudo would work.
>
> What am I missing?
You enabled the "nosetuid" option a filesystem that has setuid applications and
it did what is was supposed to do.
What are you trying to accomplish?
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