From: Daniel Lezcano <daniel.lezcano@free.fr>
To: "Serge E. Hallyn" <serge@hallyn.com>
Cc: xemul@parallels.com, containers@lists.linux-foundation.org,
kernel list <linux-kernel@vger.kernel.org>,
dhowells@redhat.com, LSM <linux-security-module@vger.kernel.org>,
"Eric W. Biederman" <ebiederm@xmission.com>,
Kees Cook <kees.cook@canonical.com>,
Alexey Dobriyan <adobriyan@gmail.com>,
Michael Kerrisk <mtk.manpages@gmail.com>
Subject: Re: [PATCH 9/9] userns: check user namespace for task->file uid equivalence checks
Date: Sat, 19 Feb 2011 20:22:39 +0100 [thread overview]
Message-ID: <4D60187F.7000102@free.fr> (raw)
In-Reply-To: <20110217150406.GI26395@mail.hallyn.com>
On 02/17/2011 04:04 PM, Serge E. Hallyn wrote:
> Cheat for now and say all files belong to init_user_ns. Next
> step will be to let superblocks belong to a user_ns, and derive
> inode_userns(inode) from inode->i_sb->s_user_ns. Finally we'll
> introduce more flexible arrangements.
>
> Changelog:
> Feb 15: make is_owner_or_cap take const struct inode
>
> Signed-off-by: Serge E. Hallyn<serge.hallyn@canonical.com>
> ---
Acked-by: Daniel Lezcano <daniel.lezcano@free.fr>
next prev parent reply other threads:[~2011-02-19 19:22 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-17 15:02 userns: targeted capabilities v5 Serge E. Hallyn
2011-02-17 15:02 ` [PATCH 1/9] Add a user_namespace as creator/owner of uts_namespace Serge E. Hallyn
2011-02-18 3:31 ` Eric W. Biederman
2011-02-18 16:57 ` Daniel Lezcano
2011-02-18 23:59 ` Andrew Morton
2011-02-23 17:16 ` David Howells
2011-02-23 21:21 ` Eric W. Biederman
2011-02-23 23:19 ` David Howells
2011-02-23 23:54 ` Eric W. Biederman
2011-02-17 15:03 ` [PATCH 2/9] security: Make capabilities relative to the user namespace Serge E. Hallyn
2011-02-18 3:46 ` Eric W. Biederman
2011-02-18 23:44 ` Daniel Lezcano
2011-02-18 23:59 ` Andrew Morton
2011-02-23 11:40 ` David Howells
2011-02-23 12:01 ` David Howells
2011-02-23 13:43 ` Serge E. Hallyn
2011-02-23 16:59 ` David Howells
2011-02-17 15:03 ` [PATCH 3/9] allow sethostname in a container Serge E. Hallyn
2011-02-18 3:05 ` Eric W. Biederman
2011-02-18 23:46 ` Daniel Lezcano
2011-02-17 15:03 ` [PATCH 4/9] allow killing tasks in your own or child userns Serge E. Hallyn
2011-02-18 3:00 ` Eric W. Biederman
2011-02-18 23:59 ` Andrew Morton
2011-02-24 0:48 ` Serge E. Hallyn
2011-02-24 0:54 ` Andrew Morton
2011-02-19 10:55 ` Daniel Lezcano
2011-02-17 15:03 ` [PATCH 5/9] Allow ptrace from non-init user namespaces Serge E. Hallyn
2011-02-18 2:59 ` Eric W. Biederman
2011-02-18 4:36 ` Serge E. Hallyn
2011-02-24 0:49 ` [PATCH] userns: ptrace: incorporate feedback from Eric Serge E. Hallyn
2011-02-24 0:56 ` Andrew Morton
2011-02-24 3:15 ` Serge E. Hallyn
2011-02-18 23:59 ` [PATCH 5/9] Allow ptrace from non-init user namespaces Andrew Morton
2011-02-24 0:43 ` Serge E. Hallyn
2011-02-19 17:49 ` Daniel Lezcano
2011-02-23 17:05 ` David Howells
2011-02-23 17:11 ` David Howells
2011-02-17 15:03 ` [PATCH 6/9] user namespaces: convert all capable checks in kernel/sys.c Serge E. Hallyn
2011-02-18 1:57 ` Eric W. Biederman
2011-02-18 23:59 ` Andrew Morton
2011-02-19 0:01 ` Andrew Morton
2011-02-19 17:52 ` Daniel Lezcano
2011-02-17 15:03 ` [PATCH 7/9] add a user namespace owner of ipc ns Serge E. Hallyn
2011-02-18 3:19 ` Eric W. Biederman
2011-02-18 23:59 ` Andrew Morton
2011-02-19 17:57 ` Daniel Lezcano
2011-02-17 15:03 ` [PATCH 8/9] user namespaces: convert several capable() calls Serge E. Hallyn
2011-02-18 1:51 ` Eric W. Biederman
2011-02-19 19:07 ` Daniel Lezcano
2011-02-17 15:04 ` [PATCH 9/9] userns: check user namespace for task->file uid equivalence checks Serge E. Hallyn
2011-02-18 1:29 ` Eric W. Biederman
2011-02-18 23:59 ` Andrew Morton
2011-02-24 3:24 ` Serge E. Hallyn
2011-02-24 5:08 ` Andrew Morton
2011-02-19 19:22 ` Daniel Lezcano [this message]
2011-02-18 0:21 ` userns: targeted capabilities v5 Andrew Morton
2011-02-18 3:53 ` Eric W. Biederman
2011-02-18 4:28 ` Serge E. Hallyn
2011-02-23 12:05 ` User namespaces and keys David Howells
2011-02-23 13:58 ` Serge E. Hallyn
2011-02-23 14:46 ` Eric W. Biederman
2011-02-23 15:06 ` David Howells
2011-02-23 15:45 ` Eric W. Biederman
2011-02-23 15:53 ` Serge E. Hallyn
2011-02-23 19:24 ` Casey Schaufler
2011-02-23 20:55 ` Eric W. Biederman
2011-02-23 21:37 ` Casey Schaufler
2011-02-24 6:56 ` Eric W. Biederman
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4D60187F.7000102@free.fr \
--to=daniel.lezcano@free.fr \
--cc=adobriyan@gmail.com \
--cc=containers@lists.linux-foundation.org \
--cc=dhowells@redhat.com \
--cc=ebiederm@xmission.com \
--cc=kees.cook@canonical.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-security-module@vger.kernel.org \
--cc=mtk.manpages@gmail.com \
--cc=serge@hallyn.com \
--cc=xemul@parallels.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).