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Re: What controls perms on user displays?



On Fri, Dec 20, 2002 at 10:25:22AM -0500, Brian K. Jones wrote:
> I su'd to root just a minute ago and ran 'make xconfig', and noticed
> that root can just go ahead and pop up windows at will, and this would
> seem to be a default configuration in Psyche.  
> 
> A friend running Slack reminded me that I used to have to go through
> setting 'xhost' up to allow that (he still has to), but now I don't, and
> I would just like to know why the default configuration is this way, and
> what actually controls the default settings for things like this.  
> 
> Pointers to 'man' welcome, as I really wasn't sure where to look for
> this info. 

Notice in /etc/pam.d/su the line that causes su to invoke pam_xauth:

    session    optional     /lib/security/pam_xauth.so

man pam_xauth





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