On Sat, Apr 28, 2001 at 12:57:27PM +0100 or so it is rumoured hereabouts,
Kenn Humborg thought:
> On Sat, Apr 28, 2001 at 11:02:57AM +0100, Conor Daly wrote:
> > If you want to use it in a pipe, you'll need to generate a tmp file from
> > stdin and then ps2pdf the tmp file.
> > pipe or console?
> > if [ -t 0 ]; then
> > # We're in a console here
> > ps2pdf $1
> > else
> > # Here, we're in a pipe
> > # We need a temporary file here so something else can carry on
> > cat > /tmp/input-file$$.ps
> > ps2pdf /tmp/input-file$$.ps
> > mv /tmp/input-file$$.pdf suitable/location/and/filename.pdf
> > rm /tmp/input-file$$.ps
> > fi
>> This is very insecure. If this runs as root and J. Random Cracker
>> $ ln -s /etc/passwd /tmp/input-file2.ps
> $ ln -s /etc/passwd /tmp/input-file3.ps
> $ ...
> $ ln -s /etc/passwd /tmp/input-file32767.ps
>> and then prints a new passwd file to this printer, then you're rooted.
Thanks Kenn, I wouldn't *ever* have thought of something like that! I'm
more used to working with a small HAN where I trust everyone.
Conor Daly <conor.daly at oceanfree.net>
Domestic Sysadmin :-)
2:30pm up 13 days, 45 min, 0 users, load average: 0.00, 0.06, 0.06
2:30pm up 60 days, 7 min, 2 users, load average: 0.15, 0.10, 0.06
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