Samuel Holland wrote:
> It also works if X has permission to open the tty device read/write. Opening a
> tty as a session leader without a controlling terminal will set the
> controlling
> terminal to that tty. Relevant kernel code:
>
>
I have been using simple privilege escalation to poweroff the machine,
but looking through the source code for s6-linux-init-shutdownd and
friends, it appears the only constraint on interacting with the daemon
is the permissions on run-image/service/s6-linux-init-shutdownd/fifo.
The default
