From: Samium Gromoff <_deepfire@feelingofgreen.ru>
To: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Undo some of the pseudo-security madness
Date: Sat, 20 Jan 2007 19:12:05 +0300 [thread overview]
Message-ID: <87wt3hvfsa.wl@betelheise.deep.net> (raw)
In-Reply-To: <87y7nxvk65.wl@betelheise.deep.net>
At Sat, 20 Jan 2007 17:37:22 +0300,
Samium Gromoff wrote:
[snip]
> So, here we have a buffer-overflow protection technique, which does not
> actually protect against buffer overflows[1], breaking valid applications.
>
> I suggest getting rid of it.
i botched it slightly:
--- linux/include/linux/personality.h 2007-01-20 17:31:01.000000000 +0300
+++ linux-sane/include/linux/personality.h 2007-01-20 17:32:50.000000000 +0300
@@ -40,7 +40,7 @@
* Security-relevant compatibility flags that must be
* cleared upon setuid or setgid exec:
*/
-#define PER_CLEAR_ON_SETID (READ_IMPLIES_EXEC|ADDR_NO_RANDOMIZE)
+#define PER_CLEAR_ON_SETID (READ_IMPLIES_EXEC)
Signed-off-by: Samium Gromoff <_deepfire@feelinfofgreen.ru>
next prev parent reply other threads:[~2007-01-20 16:12 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-20 14:37 [PATCH] Undo some of the pseudo-security madness Samium Gromoff
2007-01-20 16:12 ` Samium Gromoff [this message]
2007-01-20 21:58 ` David Wagner
2007-01-21 2:16 ` Arjan van de Ven
2007-01-21 21:38 ` Samium Gromoff
2007-01-21 22:09 ` Samium Gromoff
2007-01-21 22:16 ` David Wagner
2007-01-22 0:35 ` Arjan van de Ven
2007-01-22 1:15 ` Samium Gromoff
2007-01-22 17:52 ` Samium Gromoff
2007-01-23 8:44 ` Pavel Machek
-- strict thread matches above, loose matches on Subject: below --
2007-01-21 23:23 Samium Gromoff
2007-01-21 23:34 ` David Wagner
2007-01-22 0:36 ` Kyle Moffett
2007-01-22 1:53 ` Samium Gromoff
2007-02-24 9:40 ` Florian Weimer
2007-02-24 13:33 ` Samium Gromoff
2007-02-24 13:49 ` Florian Weimer
2007-01-22 15:20 ` Valdis.Kletnieks
2007-01-22 17:39 ` Samium Gromoff
2007-01-23 8:48 ` Pavel Machek
2007-01-23 14:03 ` Samium Gromoff
2007-01-23 15:41 ` Alan
2007-02-24 9:51 ` Florian Weimer
2007-02-24 13:36 ` Samium Gromoff
2007-01-31 9:59 ` Arjan van de Ven
2007-02-01 8:05 ` Florian Weimer
2007-01-22 0:54 Samium Gromoff
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