From owner-cvs-gnu  Fri Mar  6 11:19:06 1998
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From: Guido van Rooij <guido@gvr.org>
Message-Id: <199803061918.UAA13548@gvr.gvr.org>
Subject: Re: cvs commit: src/gnu/usr.bin/sort sort.c
In-Reply-To: <19980306220751.23226@nagual.pp.ru> from "[______ ______]" at "Mar 6, 98 10:07:51 pm"
To: ache@nagual.pp.ru (=?koi8-r?B?4c7E0sXKIP7F0s7P1w==?=)
Date: Fri, 6 Mar 1998 20:18:14 +0100 (MET)
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[______ ______] wrote:
> On Fri, Mar 06, 1998 at 11:00:27AM -0800, Guido van Rooij wrote:
> > guido       1998/03/06 11:00:27 PST
> > 
> >   Modified files:
> >     gnu/usr.bin/sort     sort.c 
> >   Log:
> >   Open temporary files with O_EXCL.
> >   Obtained from:bugtraq
> 
> This change cause sort fails if someone makes file with the same name.
> It means that anybody can stop root's sort in progress (f.e. valuable
> things sorted) or any user sort. Non-fixed sort allows more, of course,

Yes. But without it, anyone can have root's sort process overwrite any file
(via symlinks).

-Guido