Re: Difference between X and Xorg commands?
On Mon, May 25, 2009 at 12:04, Chris Jones <cjns1989@gmail.com> wrote:
> On Mon, May 25, 2009 at 04:11:28AM EDT, Foss User wrote:
>> I installed xserver-xorg like this:
>>
>> aptitude install xserver-xorg
>>
>> I see two commands have appeared.
>>
>> X from xserver-xorg
>> Xorg from xserver-xorg-core
>>
>> What is the difference between the two commands?
>
> For what it's worth: /usr/bin/X is a wrapper that runs setuid root.
> After doing minimal initialization that requires running setuid root it
> drops root privileges and exec's the actual Xserver - /usr/bin/Xorg.
>
> There may be other reasons, but one thing that comes to mind is that
> this approach keeps the code that needs to run privileged to a minimum
> to reduce the risk of security holes.
Of course, once we get Kernel Mode Setting, X won't need suid at all. Yay!
Cheers,
Kelly Clowers
Reply to: