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From: Adrian Bunk <bunk@stusta.de>
To: Johannes Schlumberger <spjsschl@stud.informatik.uni-erlangen.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] signed binaries support [0/4]
Date: Thu, 21 Jun 2007 18:17:58 +0200	[thread overview]
Message-ID: <20070621161758.GP12950@stusta.de> (raw)
In-Reply-To: <20070621155516.GA6838@faui01.informatik.uni-erlangen.de>

On Thu, Jun 21, 2007 at 05:55:16PM +0200, Johannes Schlumberger wrote:

> Hi,

Hi Johannes,

> We (two students of CS) built a system for signing binaries and verifying them
> before executing. Our main focus was to implement a way to inhibit execution
> of suid-binaries, which are not trustworthy (i.e. not signed).
>...

doesn't anyone who is able to install a not trustworthy suid-binary 
already have the priviliges to do anything he wants to without requiring 
an suid bit?

> regards,
> 	Johannes
>...

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed


  reply	other threads:[~2007-06-21 16:17 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-21 15:55 [PATCH] signed binaries support [0/4] Johannes Schlumberger
2007-06-21 16:17 ` Adrian Bunk [this message]
2007-06-21 16:29   ` Alexander Wuerstlein
2007-06-21 17:23     ` Adrian Bunk
2007-06-21 17:34       ` Alexander Wuerstlein
2007-06-21 18:05         ` Adrian Bunk
2007-06-21 18:21           ` Johannes Schlumberger
2007-06-22 18:25 ` [PATCH] export xattr_resolve_name_sns [1/4] Alexander Wuerstlein
2007-06-22 18:25 ` [PATCH] Check files' signatures before doing suid/sgid [2/4] Alexander Wuerstlein
2007-06-22 19:36   ` Satyam Sharma
2007-06-24 22:58     ` Alexander Wuerstlein
2007-06-25 23:53       ` Satyam Sharma
2007-06-26  0:27         ` Alexander Wuerstlein
2007-06-26  2:13           ` Satyam Sharma
2007-06-23 17:54   ` Jan Engelhardt
2007-06-22 18:25 ` [PATCH] sns: check related executable memory of binaries [3/4] Alexander Wuerstlein
2007-06-22 18:25 ` [PATCH] sns: add syscall to check signed state of a process [4/4] Alexander Wuerstlein

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