Re: cqcam-40b RPM

To: Damien Miller <dmiller@vitnet.com.sg>
Subject: Re: cqcam-40b RPM
From: Lawrence Chim <ychim@yallara.cs.rmit.edu.au>
Date: Tue, 06 May 1997 14:48:58 +1000
CC: quickcam-drivers@crynwr.com
Delivered-To: quickcam-drivers@crynwr.com
References: <Pine.LNX.3.95L01at.970506110048.1954B-100000@mothra.dm.projectx.com.au>

Damien Miller wrote:
> 
> -----BEGIN PGP SIGNED MESSAGE-----
> 
> Hi all,
> 
> I have just uploaded some RedHat RPMs of cqcam 0.40b to ftp.unm.dorm.net. There
> are source and i386 linux binaries there.
> 
> I will try to make RPMs available as each new release comes out (unless anyone
> has any objections).
> 
> Please note that these are NOT suid binaries, as I wouldn't trust binaries I
> downloaded off the net ;)
> 
> I have a line:
> 
> qcam::81:dmiller,rmiller,kmiller,bleep
> 
> in my /etc/group file. and I have made my parallel port accessible to that
> group:
> 
> chgrp qcam /dev/lp?
> chmod gu+wr /dev/lp?
> 
> I think that this neatly avoids SUID binaries.

I doubt that your SUID binaries run for non-root users.
Did you really try running {x}cqcam by any user (other than root) that
are in
the qcam group?

{x}cqcam use the ioperm() system call and the call is fail for a lesser
permission.

Lawrence,

References:

cqcam-40b RPM

From: Damien Miller <dmiller@vitnet.com.sg>

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