linux-kernel - Re: [AppArmor 01/41] Pass struct vfsmount to the inode

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Message-ID: <9677.1180229600@turing-police.cc.vt.edu>
Date:	Sat, 26 May 2007 21:33:20 -0400
From:	Valdis.Kletnieks@...edu
To:	casey@...aufler-ca.com
Cc:	Andreas Gruenbacher <agruen@...e.de>, linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [AppArmor 01/41] Pass struct vfsmount to the inode_create LSM hook

On Sat, 26 May 2007 15:58:50 PDT, Casey Schaufler said:
> Fair enough, I don't believe that an argv[0] check ought to
> be used as a security mechanism. I am not convinced that everyone
> would agree with us.

Having seen my share of argv[0]-related security bugs in my years, I have to
agree that it's a security crock.  As to why some might not agree, you already
put your finger on it earlier:

On Fri, 25 May 2007 12:06:19 PDT, Casey Schaufler said:
> nefarious schemes. Remember that security is a subjective thing, and
> using argv[0] and AppArmor together might make some people feel better.

Some people would rather just feel better...


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