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From: Andreas Schwab <schwab@linux-m68k.org>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: emacs-devel@gnu.org, Tassilo Horn <tsdh@gnu.org>
Subject: Re: [Emacs-diffs] /srv/bzr/emacs/trunk r111747: * doc-view.el (doc-view-odf->pdf-converter-soffice): Use separate
Date: Wed, 13 Feb 2013 00:43:05 +0100	[thread overview]
Message-ID: <m2mwv9yu7q.fsf@linux-m68k.org> (raw)
In-Reply-To: <jwvd2w5ty4x.fsf-monnier+emacs@gnu.org> (Stefan Monnier's message of "Tue, 12 Feb 2013 09:21:02 -0500")

Stefan Monnier <monnier@iro.umontreal.ca> writes:

>> +			   ;; A workaround is to start soffice with a
>> +			   ;; separate UserInstallation directory.
>> +			   (concat "-env:UserInstallation=file://"
>> +				   (expand-file-name (format "libreoffice-docview%d" (user-uid))
>> +						     temporary-file-directory))
>
> I'm pretty sure there's some kind of race condition here that lets an
> attacker on the same machine make you write files you didn't intend.

It should be put in a directory like server.el and doc-view.el do.
server-ensure-safe-dir and doc-view-make-safe-dir should probably be
factored out into a generic function.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."



  reply	other threads:[~2013-02-12 23:43 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <E1U5DrQ-0008KT-9G@vcs.savannah.gnu.org>
2013-02-12 14:21 ` [Emacs-diffs] /srv/bzr/emacs/trunk r111747: * doc-view.el (doc-view-odf->pdf-converter-soffice): Use separate Stefan Monnier
2013-02-12 23:43   ` Andreas Schwab [this message]
2013-02-13  7:07     ` Tassilo Horn
2013-02-13  8:31       ` Andreas Schwab
2013-02-13  9:14         ` Tassilo Horn
2013-02-13 15:04           ` Stefan Monnier

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