Re: /dev/fb* permissions, local DoS

[Ethan Benson]

On Mon, Nov 20, 2000 at 09:28:29PM +0100, Michel Dänzer wrote:
> Ethan Benson wrote:
> 
> > > hour:/home/kr0n# ls -ls /dev/fb0
> > >   0 crw--w--w-    1 root     tty       29,   0 Jul  5 14:44 /dev/fb0
> > 
> > apparently writing random garbage into the fb devices is not supposed
> > to cause a kernel panic, that seems to be a bug in the framebuffer
> > driver in my kernel.  (or perhaps all 2.2 kernels with aty128fb)  i
> > still think it would be more appropriate to have these permissions set
> > to 620 root.video.
> 
> root.tty makes a lot of sense to me, too.

really?  why?  group tty is pretty much just for write and talk, which
have no relevence to framebuffer devices.

-- 
Ethan Benson
http://www.alaska.net/~erbenson/

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