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From: Stephen Leake <stephen_leake@stephe-leake.org>
To: emacs-devel@gnu.org
Subject: Re: emacs-dynamic-module in Emacs Git?
Date: Wed, 03 Dec 2014 15:11:05 -0600	[thread overview]
Message-ID: <85tx1cqw0m.fsf@stephe-leake.org> (raw)
In-Reply-To: <87ppc1uhnv.fsf@fencepost.gnu.org> (David Kastrup's message of "Wed, 03 Dec 2014 11:55:16 +0100")

David Kastrup <dak@gnu.org> writes:

> Stephen Leake <stephen_leake@stephe-leake.org> writes:
>
>> Eli Zaretskii <eliz@gnu.org> writes:
>>
>>>> > I don't think this is correct: we don't really want to export all the
>>>> > symbols.
>>>> 
>>>> Why not?
>>>
>>> Security: you don't want to expose all of the Emacs bowels to any
>>> external program out there.
>>
>> There are many other aspects to security; I doubt this particular
>> strategy will really help.
>>
>> There are better ways to prevent bad code getting into Emacs; code
>> reviewed signed modules is probably the best way.
>
> That does not help against things like buffer overrun exploits, 

If someone can get a buffer overrun exploit past an Emacs developer code
review, then they can get it in Emacs core, so we are already vulnerable
to that.

Code reviewed dynamically linked modules do not change that risk.

-- 
-- Stephe



  reply	other threads:[~2014-12-03 21:11 UTC|newest]

Thread overview: 265+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-17 12:46 Network security manager Lars Magne Ingebrigtsen
2014-11-17 13:56 ` Ted Zlatanov
2014-11-17 13:59   ` Andreas Schwab
2014-11-17 14:04     ` Lars Magne Ingebrigtsen
2014-11-17 16:13       ` Eli Zaretskii
2014-11-17 14:17     ` Stefan Monnier
2014-11-17 14:21       ` Lars Magne Ingebrigtsen
2014-11-17 15:00       ` Ted Zlatanov
2014-11-17 15:06         ` Ted Zlatanov
2014-11-17 17:31           ` Stefan Monnier
2014-11-17 18:06             ` Ted Zlatanov
2014-11-17 15:22         ` Lars Magne Ingebrigtsen
2014-11-17 16:04           ` Ted Zlatanov
2014-11-17 18:55             ` Lars Magne Ingebrigtsen
2014-11-17 16:22         ` Eli Zaretskii
2014-11-17 16:15       ` Eli Zaretskii
2014-11-17 16:11     ` Eli Zaretskii
2014-11-17 14:00   ` Lars Magne Ingebrigtsen
2014-11-17 16:13     ` Eli Zaretskii
2014-11-17 13:59 ` Stefan Monnier
2014-11-17 15:19   ` Stephen Leake
2014-11-17 15:24     ` Lars Magne Ingebrigtsen
2014-11-17 15:29       ` Kelvin White
2014-11-17 15:38         ` Kelvin White
2014-11-17 18:49         ` Lars Magne Ingebrigtsen
2014-11-17 18:58         ` Rob Browning
2014-11-17 19:07           ` Óscar Fuentes
2014-11-18  8:52             ` Sebastien Vauban
2014-11-18 14:54               ` Óscar Fuentes
2014-11-17 22:53         ` Lars Magne Ingebrigtsen
2014-11-17 23:16           ` Lars Magne Ingebrigtsen
2014-11-17 23:26             ` Lars Magne Ingebrigtsen
2014-11-18 15:19               ` Ted Zlatanov
2014-11-17 23:51           ` Lars Magne Ingebrigtsen
2014-11-18 14:41             ` Lars Magne Ingebrigtsen
2014-11-18 14:57               ` Rasmus
2014-11-18 15:01                 ` Lars Magne Ingebrigtsen
2014-11-18 19:44                   ` Achim Gratz
2014-11-18 19:48                     ` Lars Magne Ingebrigtsen
2014-11-18 15:03               ` Tassilo Horn
2014-11-18 15:10                 ` Lars Magne Ingebrigtsen
2014-11-18 15:23                   ` Tassilo Horn
2014-11-18 15:17               ` Ted Zlatanov
2014-11-18 15:30                 ` Lars Magne Ingebrigtsen
2014-11-18 15:40                   ` Lars Magne Ingebrigtsen
2014-11-18 15:45                     ` Lars Magne Ingebrigtsen
2014-11-18 16:04                       ` Ted Zlatanov
2014-11-18 19:49                     ` Achim Gratz
2014-11-18 19:53                       ` Lars Magne Ingebrigtsen
2014-11-18 19:55                         ` Lars Magne Ingebrigtsen
2014-11-18 21:17                         ` David Engster
2014-11-18 21:28                           ` David Engster
2014-11-18 21:54                             ` Lars Magne Ingebrigtsen
2014-11-18 20:47                     ` N. Jackson
2014-11-18 21:07                       ` Lars Magne Ingebrigtsen
2014-11-18 21:29                         ` N. Jackson
2014-11-18 21:36                           ` David Engster
2014-11-18 21:55                             ` Lars Magne Ingebrigtsen
2014-11-18 22:02                               ` David Engster
2014-11-19  0:05                               ` Stephen J. Turnbull
2014-11-18 10:12           ` Toke Høiland-Jørgensen
2014-11-18 15:10             ` Ted Zlatanov
2014-11-18 15:29               ` Lars Magne Ingebrigtsen
2014-11-18 15:58                 ` Ted Zlatanov
2014-11-18 16:15                   ` Lars Magne Ingebrigtsen
2014-11-18 16:35                     ` Lars Magne Ingebrigtsen
2014-11-18 16:41                       ` Lars Magne Ingebrigtsen
2014-11-18 17:00                         ` Lars Magne Ingebrigtsen
2014-11-18 17:23                           ` Ted Zlatanov
2014-11-18 17:28                             ` Lars Magne Ingebrigtsen
2014-11-18 17:40                               ` Ted Zlatanov
2014-11-18 17:47                                 ` Eli Zaretskii
2014-11-18 17:57                                 ` Lars Magne Ingebrigtsen
2014-11-18 17:43                               ` Eli Zaretskii
2014-11-18 17:54                                 ` Lars Magne Ingebrigtsen
2014-11-18 18:08                                   ` Eli Zaretskii
2014-11-18 18:13                                     ` Lars Magne Ingebrigtsen
2014-11-18 18:18                                       ` Lars Magne Ingebrigtsen
2014-11-18 18:29                                         ` Lars Magne Ingebrigtsen
2014-11-18 18:40                                           ` Eli Zaretskii
2014-11-18 19:19                                             ` Lars Magne Ingebrigtsen
2014-11-18 19:22                                               ` Eli Zaretskii
2014-11-18 19:26                                                 ` Lars Magne Ingebrigtsen
2014-11-18 19:55                                                   ` Eli Zaretskii
2014-11-18 19:24                                               ` Daniel Colascione
2014-11-18 20:40                                           ` Stefan Monnier
2014-11-18 20:49                                             ` Eli Zaretskii
2014-11-18 23:02                                               ` Lars Magne Ingebrigtsen
2014-11-18 23:31                                                 ` Ted Zlatanov
2014-11-19  8:37                                                   ` Lars Magne Ingebrigtsen
2014-11-19 11:17                                                     ` Ted Zlatanov
2014-11-19 11:23                                                       ` Lars Magne Ingebrigtsen
2014-11-19 11:46                                                         ` Ted Zlatanov
2014-11-19 21:11                                                       ` Toke Høiland-Jørgensen
2014-11-19  7:39                                                 ` Lars Magne Ingebrigtsen
2014-11-18 20:51                                             ` Lars Magne Ingebrigtsen
2014-11-19  2:09                                               ` Stefan Monnier
2014-11-19  3:55                                                 ` Eli Zaretskii
2014-11-19 13:40                                                   ` Stefan Monnier
2014-11-19 13:51                                                     ` Ted Zlatanov
2014-11-19 14:45                                                       ` Lars Magne Ingebrigtsen
2014-11-19 15:30                                                         ` Lars Magne Ingebrigtsen
2014-11-19 15:36                                                         ` Ted Zlatanov
2014-11-19 15:47                                                           ` Lars Magne Ingebrigtsen
2014-11-19 15:53                                                             ` Ted Zlatanov
2014-11-19 16:12                                                               ` Lars Magne Ingebrigtsen
2014-11-19 16:12                                                             ` EWW buffers Ivan Shmakov
2014-11-19 16:17                                                               ` Lars Magne Ingebrigtsen
2014-11-19 17:10                                                                 ` bug#19109: eww-setup-buffer: use set-buffer instead of switch-to-buffer Ivan Shmakov
     [not found]                                                                   ` <m3r3wznli0.fsf@stories.gnus.org>
     [not found]                                                                     ` <87sih9u4pa.fsf_-_@violet.siamics.net>
     [not found]                                                                       ` <v2tx1p4syz.fsf@fencepost.gnu.org>
2014-11-23 19:35                                                                         ` mailing control@, but requesting that no replies be sent there Ivan Shmakov
2014-11-24  0:22                                                                           ` bug#19109: " Glenn Morris
2014-11-24  6:50                                                                             ` Ivan Shmakov
2014-11-24  7:13                                                                               ` Stephen J. Turnbull
2014-11-24  5:00                                                                           ` bug#19109: " Stephen J. Turnbull
2014-11-19 22:27                                                               ` EWW buffers Stefan Monnier
2014-11-20  6:47                                                                 ` Ivan Shmakov
2014-11-21 12:16                                                                 ` Lars Magne Ingebrigtsen
2014-11-19 15:56                                                     ` Network security manager Eli Zaretskii
2014-11-19 22:23                                                       ` Stefan Monnier
2014-11-20 16:22                                                         ` Eli Zaretskii
2014-11-20 23:34                                                           ` Stefan Monnier
2014-11-21  8:10                                                             ` Eli Zaretskii
2014-11-21  9:24                                                               ` Lars Magne Ingebrigtsen
2014-11-21  9:40                                                                 ` Eli Zaretskii
2014-11-21 11:12                                                                   ` Lars Magne Ingebrigtsen
2014-11-21 10:36                                                                 ` Andreas Schwab
2014-11-21 13:30                                                                   ` Daniel Colascione
2014-11-21 15:05                                                                 ` Stefan Monnier
2014-11-21 15:02                                                               ` Stefan Monnier
2014-11-18 18:30                                         ` Eli Zaretskii
2014-11-18 18:41                                           ` Lars Magne Ingebrigtsen
2014-11-18 18:42                                             ` Eli Zaretskii
2014-11-18 18:24                                       ` Eli Zaretskii
2014-11-18 18:22                                 ` Ted Zlatanov
2014-11-18 17:28                     ` Ted Zlatanov
2014-11-18 17:36                       ` Lars Magne Ingebrigtsen
2014-11-18 17:44                         ` Ted Zlatanov
2014-11-18 18:10                           ` Lars Magne Ingebrigtsen
2014-11-18 22:09                         ` Toke Høiland-Jørgensen
     [not found]                     ` <87egt0792y.fsf@echidna.jochen.org>
2014-11-18 17:28                       ` Lars Magne Ingebrigtsen
2014-11-19  4:31                 ` Ted Zlatanov
2014-11-19  5:43                   ` Toke Høiland-Jørgensen
2014-11-19  8:44                     ` Lars Magne Ingebrigtsen
2014-11-19 11:09                     ` Ted Zlatanov
2014-11-19 11:19                       ` Lars Magne Ingebrigtsen
2014-11-19 11:41                         ` Ted Zlatanov
2014-11-19 11:50                           ` Lars Magne Ingebrigtsen
2014-11-19 12:11                             ` Ted Zlatanov
2014-11-19 14:16                               ` Lars Magne Ingebrigtsen
2014-11-19  8:46                   ` Lars Magne Ingebrigtsen
2014-11-18 20:50               ` Toke Høiland-Jørgensen
2014-11-18 21:06                 ` Lars Magne Ingebrigtsen
2014-11-18 21:10                   ` Toke Høiland-Jørgensen
2014-11-18 21:54                     ` Lars Magne Ingebrigtsen
2014-11-18 21:57                       ` Toke Høiland-Jørgensen
2014-11-18 22:13                         ` Lars Magne Ingebrigtsen
2014-11-18 22:18                           ` Toke Høiland-Jørgensen
2014-11-18 22:54                             ` Lars Magne Ingebrigtsen
2014-11-19  6:03                               ` Toke Høiland-Jørgensen
2014-11-19  8:55                                 ` Lars Magne Ingebrigtsen
2014-11-19 12:05                                   ` Garreau, Alexandre
2014-11-19 12:17                                     ` Lars Magne Ingebrigtsen
2014-11-19 12:26                                       ` Garreau, Alexandre
2014-11-19 12:29                                         ` Lars Magne Ingebrigtsen
2014-11-23 19:53                                         ` Lars Magne Ingebrigtsen
2014-11-23 19:59                                           ` Lars Magne Ingebrigtsen
2014-11-23 20:23                                             ` Garreau, Alexandre
2014-11-23 20:36                                               ` Lars Magne Ingebrigtsen
2014-11-23 20:41                                                 ` Lars Magne Ingebrigtsen
2014-11-23 22:24                                                   ` Lars Magne Ingebrigtsen
2014-11-23 22:30                                                     ` joakim
2014-11-30 13:38                                                     ` Stefan Monnier
2014-11-30 22:29                                                       ` Lars Magne Ingebrigtsen
2014-12-01  3:10                                                         ` Stefan Monnier
2014-11-19 14:35                                 ` Lars Magne Ingebrigtsen
2014-11-19 16:33                                   ` Toke Høiland-Jørgensen
2014-11-19 16:38                                     ` Lars Magne Ingebrigtsen
2014-11-19 21:00                                       ` Toke Høiland-Jørgensen
2014-11-18 21:23                 ` Ted Zlatanov
2014-11-18 19:45             ` Lars Magne Ingebrigtsen
2014-11-18 20:33               ` Toke Høiland-Jørgensen
2014-11-18 22:37                 ` Lars Magne Ingebrigtsen
2014-11-18 21:37               ` Toke Høiland-Jørgensen
2014-11-18 21:57                 ` Lars Magne Ingebrigtsen
2014-11-18 22:03                   ` Toke Høiland-Jørgensen
2014-11-18 22:13                     ` Lars Magne Ingebrigtsen
2014-11-18 15:22           ` Ted Zlatanov
2014-11-18 15:33             ` Lars Magne Ingebrigtsen
2014-11-18 17:03           ` Glenn Morris
2014-11-18 17:17             ` Daniel Colascione
2014-11-18 17:41               ` Eli Zaretskii
2014-11-22 10:27           ` Steinar Bang
2014-11-17 16:57   ` Romain Francoise
2014-11-17 18:30     ` Stefan Monnier
2014-11-18  8:29       ` Stephen Leake
2014-11-18 15:49         ` Stefan Monnier
2014-11-18 16:01           ` Ted Zlatanov
2014-11-18 16:24             ` Lars Magne Ingebrigtsen
2014-11-18 21:21               ` Toke Høiland-Jørgensen
2014-11-18 22:25                 ` Lars Magne Ingebrigtsen
2014-11-18 22:28                   ` Toke Høiland-Jørgensen
2014-11-22  5:24             ` emacs-dynamic-module in Emacs Git? Stephen Leake
2014-11-22 15:49               ` Stefan Monnier
2014-11-22 17:12                 ` Óscar Fuentes
2014-11-22 23:28                 ` Ted Zlatanov
2014-11-23 10:38                   ` Aurélien Aptel
2014-11-24  1:19                     ` Aurélien Aptel
2014-11-25 10:05                       ` Ted Zlatanov
2014-11-26 17:05                         ` Aurélien Aptel
2014-11-27  2:10                           ` Ted Zlatanov
2014-11-27 15:38                             ` Aurélien Aptel
2014-11-27 15:45                               ` Ted Zlatanov
2014-11-29 17:05                             ` Eli Zaretskii
2014-11-29 17:45                               ` Eli Zaretskii
2014-11-30 14:08                               ` Stefan Monnier
2014-11-30 15:42                                 ` Eli Zaretskii
2014-11-30 18:09                                   ` Stefan Monnier
2014-12-01  0:44                                     ` Ted Zlatanov
2014-12-01  3:41                                       ` Stefan Monnier
2014-12-01 10:31                                         ` Ted Zlatanov
2014-12-01 13:45                                           ` Stefan Monnier
2014-12-01 14:10                                             ` Aurélien Aptel
2014-12-01 14:47                                             ` Ted Zlatanov
2014-12-01 15:04                                               ` Stefan Monnier
2014-12-01 15:36                                                 ` Ted Zlatanov
2014-12-01 16:28                                                   ` Aurélien Aptel
2014-12-01 17:05                                                     ` Ted Zlatanov
2014-12-01 22:46                                                       ` Stephen Leake
2014-12-01 17:44                                                     ` Eli Zaretskii
2014-12-01 19:40                                                       ` Stefan Monnier
2014-12-01 20:19                                                       ` Ted Zlatanov
2014-12-02 21:22                                                         ` Ted Zlatanov
2014-12-04 20:40                                                           ` Aurélien Aptel
2014-12-05  1:02                                                             ` Ted Zlatanov
2014-12-05  2:43                                                               ` Ivan Andrus
2014-12-10  0:53                                                               ` Ted Zlatanov
2014-12-11 15:49                                                                 ` Aurélien Aptel
2014-12-11 14:35                                                               ` Ted Zlatanov
2014-12-01 19:12                                                   ` Stefan Monnier
2014-12-01 22:42                                                   ` Stephen Leake
2014-12-02  1:16                                                     ` Ted Zlatanov
2014-12-02  3:29                                                       ` Stefan Monnier
2014-12-01 16:21                                           ` Eli Zaretskii
2014-12-01 13:59                               ` Aurélien Aptel
2014-12-01 16:51                                 ` Eli Zaretskii
2014-12-01 22:58                                   ` Stephen Leake
2014-12-02  3:33                                     ` Stefan Monnier
2014-12-03  9:27                                       ` Stephen Leake
2014-12-03 13:57                                         ` Stefan Monnier
2014-12-03 17:41                                         ` Eli Zaretskii
2014-12-02  3:40                                     ` Eli Zaretskii
2014-12-02 17:58                                       ` Steinar Bang
2014-12-02 18:09                                         ` Eli Zaretskii
2014-12-03 10:04                                       ` Stephen Leake
2014-12-03 10:55                                         ` David Kastrup
2014-12-03 21:11                                           ` Stephen Leake [this message]
2014-12-03 17:56                                         ` Eli Zaretskii
2014-12-03 19:05                                           ` Stefan Monnier
2014-11-17 16:07 ` Network security manager Eli Zaretskii
2014-11-17 18:58   ` Lars Magne Ingebrigtsen
2014-11-17 19:05     ` Eli Zaretskii
2014-11-17 19:37       ` Lars Magne Ingebrigtsen
2014-11-17 19:49         ` Óscar Fuentes
2014-11-17 20:00           ` Lars Magne Ingebrigtsen
2014-11-17 20:31             ` Óscar Fuentes

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