linux-kernel - Re: [capabilities] Allow normal inheritance for a configurable set of capabilities

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Message-ID: <alpine.DEB.2.11.1502251755380.14795@gentwo.org>
Date:	Wed, 25 Feb 2015 17:59:04 -0600 (CST)
From:	Christoph Lameter <cl@...ux.com>
To:	Pavel Machek <pavel@....cz>
cc:	Serge Hallyn <serge.hallyn@...ntu.com>,
	Serge Hallyn <serge.hallyn@...onical.com>,
	Andy Lutomirski <luto@...capital.net>,
	Jonathan Corbet <corbet@....net>,
	Aaron Jones <aaronmdjones@...il.com>, Ted Ts'o <tytso@....edu>,
	linux-security-module@...r.kernel.org,
	linux-kernel@...r.kernel.org, akpm@...uxfoundation.org,
	morgan@...nel.org
Subject: Re: [capabilities] Allow normal inheritance for a configurable set
 of capabilities

On Wed, 25 Feb 2015, Pavel Machek wrote:

> One solution is to put capabilities into the elf executable. I believe
> there was patch for that. That means you don't need to add capability
> support into filesystems...

Ummm... So I can just get any caps by modifying the ELF header?
Looking at the docs No, it just drops caps so binaries must be
setsuid.
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