Re: F_SETOWN...

Rene Janssen (rjanssen@ns.oke.nl)
Wed, 25 Nov 1998 15:34:38 +0100


At 08:34 AM 11/25/98 -0500, Ricky Beam wrote:
>The SUID environment only resets the euid. The true owner of the process is
>still "uid=500". If the uid of the processes don't match, then sigio doesn't
>get sent.

thats great, no shits then ;)

>I'll have to look very closely at the send_sigio function to see if there is
>any way to slide past the checks and get a signal sent to a process the user
>doesn't own/didn't start.

Actually there _IS_ a small not so significant bug in send_sigio().
Go find it, and I you'll have instant C guru status. (comes in thin cans).

René

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