Re: X authentication and su (Re: changing framebuffer device owner during login)
Previously Joost Kooij wrote:
> luser> xauth list
> [lines with stuff, copy the "unix" one for your local display]
> luser> su - paranoid
> password:
> paranoid> export DISPLAY=:0
> paranoid> xauth add [now paste that line you just copied here]
> paranoid> /usr/bin/X11/untrusted-binary &
If it is indeed an untrusted binary you don't want it to be able to
chat with your X display anyway since it could immediately grab
another open window and start inserting commands in that. The
proper strategy is to run Xnest and run the application in that
instead.
Wichert.
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