linux-kernel - Re: [PATCH] Check files' signatures before doing suid/sgid [2/4]

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Message-Id: <1182446251.2704.0.camel@laptopd505.fenrus.org>
Date:	Thu, 21 Jun 2007 10:17:31 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Alexander Wuerstlein <arw@....name>
Cc:	linux-kernel@...r.kernel.org,
	Johannes Schlumberger <spjsschl@...d.informatik.uni-erlangen.de>
Subject: Re: [PATCH] Check files' signatures before doing suid/sgid [2/4]

On Thu, 2007-06-21 at 18:02 +0200, Alexander Wuerstlein wrote:
> Modified task_struct to hold a 'signed flag' which is set on exec(), inherited
> on fork() and checked during exec before giving the new process suid/sgid
> privileges.
> 



do you also check the signature of glibc and every other shared library
that the app uses (or dlopens)? if not.. the entire exercise is rather
pointless...

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