linux-kernel - [PATCH v3 0/2] capabilities: Ambient capability patchset

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Message-Id: <cover.1432770087.git.luto@kernel.org>
Date:	Wed, 27 May 2015 16:47:57 -0700
From:	Andy Lutomirski <luto@...nel.org>
To:	Serge Hallyn <serge.hallyn@...ntu.com>,
	Andrew Morton <akpm@...uxfoundation.org>,
	James Morris <james.l.morris@...cle.com>
Cc:	Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
	Andrew Lutomirski <luto@...nel.org>, Ted Ts'o <tytso@....edu>,
	"Andrew G. Morgan" <morgan@...nel.org>,
	Linux API <linux-api@...r.kernel.org>,
	Mimi Zohar <zohar@...ux.vnet.ibm.com>,
	Michael Kerrisk <mtk.manpages@...il.com>,
	Austin S Hemmelgarn <ahferroin7@...il.com>,
	linux-security-module <linux-security-module@...r.kernel.org>,
	Aaron Jones <aaronmdjones@...il.com>,
	Serge Hallyn <serge.hallyn@...onical.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Markku Savela <msa@...h.iki.fi>,
	Kees Cook <keescook@...omium.org>,
	Jonathan Corbet <corbet@....net>
Subject: [PATCH v3 0/2] capabilities: Ambient capability patchset

This adds ambient capabilities.  See the individual patch changelogs
for details.

Preliminary userspace code is here:

https://git.kernel.org/cgit/linux/kernel/git/luto/util-linux-playground.git/commit/?h=cap_ambient&id=7f5afbd175d2

James or akpm, I think this is ready for 4.2.  Can one of you queue it up?

Thanks,
Andy

Changes from v2:
 - Improve the patch 1 changelog a bit.
 - Add acks.
 - Add comment clarifying the pE' rule.
 - s/except/expect

Changes from v1:
 - Lots of cleanups to the ambient cap code.
 - The securebit is new.

Andy Lutomirski (2):
  capabilities: Ambient capabilities
  capabilities: Add a securebit to disable PR_CAP_AMBIENT_RAISE

 fs/proc/array.c                 |  5 ++-
 include/linux/cred.h            |  8 ++++
 include/uapi/linux/prctl.h      |  6 +++
 include/uapi/linux/securebits.h | 11 ++++-
 kernel/user_namespace.c         |  1 +
 security/commoncap.c            | 92 ++++++++++++++++++++++++++++++++++++-----
 security/keys/process_keys.c    |  1 +
 7 files changed, 112 insertions(+), 12 deletions(-)

-- 
2.1.0

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