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From: Stefan Monnier <monnier@iro.umontreal.ca>
To: "Vincent Belaïche" <vincent.b.1@hotmail.fr>
Cc: emacs-devel@gnu.org
Subject: Re: SES local variables to define printers
Date: Sun, 26 May 2013 21:35:49 -0400	[thread overview]
Message-ID: <jwvhahpb440.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <801u8tcwtl.fsf@gmail.com> ("Vincent Belaïche"'s message of "Sun, 26 May 2013 22:25:58 +0200")

> That would not really make it safer because any hacker could find the
> `somewhere in the file' and put some malicious definition there.

You'd check the function's safety when reading the file, of course, as
it is done currently for the `printer' arg of ses-cell.

> My concern was more about getting the system stuck, but you still have
> the C-g

Exactly: it allows denial-of-service kinds of attacks, but you can
probably already get similar problems some other way (e.g. provide
a `printer' argument that's a circular structure, so that the safety
checking doesn't terminate).


        Stefan



  reply	other threads:[~2013-05-27  1:35 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-26 20:25 SES local variables to define printers Vincent Belaïche
2013-05-27  1:35 ` Stefan Monnier [this message]
  -- strict thread matches above, loose matches on Subject: below --
2013-05-30 15:36 Vincent Belaïche
2013-05-30 17:15 ` Stefan Monnier
2013-05-30  7:24 Vincent Belaïche
2013-05-30  5:50 Vincent Belaïche
2013-05-30 13:20 ` Stefan Monnier
2013-05-28  4:38 Vincent Belaïche
2013-05-28  4:57 ` Stefan Monnier
2013-05-26  7:16 Vincent Belaïche
2013-05-26 18:02 ` Stefan Monnier
2013-05-25 20:43 Vincent Belaïche
2013-05-26  1:17 ` Stefan Monnier
2013-05-24  5:53 Vincent Belaïche
2013-05-24  5:46 Vincent Belaïche
2013-05-24  5:45 Vincent Belaïche
2013-05-24 13:28 ` Stefan Monnier
2013-05-23 20:52 Vincent Belaïche
2013-05-23 21:35 ` Davis Herring
2013-05-24  1:06 ` Glenn Morris

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