linux-kernel - Re: [PATCH] Undo some of the pseudo-security madness

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Message-ID: <87wt3hvfsa.wl@betelheise.deep.net>
Date:	Sat, 20 Jan 2007 19:12:05 +0300
From:	Samium Gromoff <_deepfire@...lingofgreen.ru>
To:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Undo some of the pseudo-security madness

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@...linfofgreen.ru>
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