On 2019-07-25 02:01:17 Mike Bird wrote:
> On Wed July 24 2019 23:36:42 J Leslie Turriff wrote:
> > > $ ps ufax | grep tdesu
>
> Unfortunately that doesn't show the user running /usr/bin/X11/su.
>
> However it seems possible that your su has lost its suid bit.
>
> Please do "ls -dl /usr/bin/X11 /usr/bin/X11/su /bin/su /usr/bin/su".
> (probably one of those files will be missing but that's OK.)
>
> --Mike

# ls -dl /usr/bin/X11 /usr/bin/X11/su /bin/su /usr/bin/su
lrwxrwxrwx 1 root root  11 2018-07-26 11:11 /bin/su -> /usr/bin/su
lrwxrwxrwx 1 root root   1 2018-02-19 11:11 /usr/bin/X11 -> .
-rwsr-xr-x 1 root root 43K 2018-07-26 11:11 /usr/bin/X11/su
-rwsr-xr-x 1 root root 43K 2018-07-26 11:11 /usr/bin/su