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From: haynes@ucscc.UCSC.EDU.UUCP
Newsgroups: comp.unix.wizards
Subject: Re: Setting process groups
Message-ID: <1261@saturn.ucsc.edu>
Date: Wed, 25-Nov-87 01:29:57 EST
Article-I.D.: saturn.1261
Posted: Wed Nov 25 01:29:57 1987
Date-Received: Sat, 28-Nov-87 15:45:50 EST
References: <1765@unc.cs.unc.edu> <910@mcgill-vision.UUCP>
Sender: usenet@saturn.ucsc.edu
Reply-To: haynes@ucscc.UCSC.EDU (Jim Haynes)
Organization: California State Home for the Weird
Lines: 9

Incidentally, there's a security hole connected with setpgrp()
in that the system doesn't check whether the pgrp number you
proffer is already in use by somebody else.  So with a little
cleverness you can attach to the pgrp of someone else's process
and proceed to kill it.

haynes@ucscc.ucsc.edu
haynes@ucscc.bitnet
..ucbvax!ucscc!haynes