From: Alan Cox <gnomes@lxorguk.ukuu.org.uk>
To: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: jmorris@namei.org, keescook@chromium.org,
linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org,
kernel-hardening@lists.openwall.com, casey@schaufler-ca.com,
hch@infradead.org, igor.stoppa@huawei.com,
james.l.morris@oracle.com, paul@paul-moore.com,
sds@tycho.nsa.gov
Subject: Re: [PATCH] LSM: Convert security_hook_heads into explicit array of struct list_head
Date: Wed, 31 May 2017 15:43:17 +0100 [thread overview]
Message-ID: <20170531154317.4f487300@alans-desktop> (raw)
In-Reply-To: <201705311941.CGD64590.MOFSOLFJtQFOVH@I-love.SAKURA.ne.jp>
> I saw several companies who ship their embedded devices with
> single-function LSM modules (e.g. restrict only mount operation and
> ptrace operation). What is unfortunate is that their LSM modules had
> never been proposed for upstream, and thus bugs remained unnoticed.
So which of them cannot be done with seccomp ? We have a small tight
interface for simple things like restricting a few calls.
> via lack of ability to use LKM-based LSM modules). My customers cannot afford
> enabling SELinux, but my customers cannot rebuild their kernels because
> rebuilding makes it even more difficult to get help from support centers.
And "I've loaded this third party module" doesn't ?
Alan
next prev parent reply other threads:[~2017-05-31 14:44 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-27 11:17 [PATCH] LSM: Convert security_hook_heads into explicit array of struct list_head Tetsuo Handa
2017-05-27 22:30 ` Casey Schaufler
2017-05-28 0:38 ` Tetsuo Handa
2017-05-28 1:04 ` Kees Cook
2017-05-28 1:26 ` Tetsuo Handa
2017-05-28 17:57 ` Casey Schaufler
2017-05-30 10:22 ` James Morris
2017-05-30 14:29 ` Tetsuo Handa
2017-05-30 15:25 ` Alan Cox
2017-05-30 23:06 ` James Morris
2017-05-31 10:41 ` Tetsuo Handa
2017-05-31 11:04 ` James Morris
2017-05-31 11:31 ` Tetsuo Handa
2017-05-31 14:43 ` Alan Cox [this message]
2017-05-31 15:10 ` Tetsuo Handa
2017-05-31 15:14 ` Alan Cox
2017-05-31 9:44 ` José Bollo
2017-05-28 20:29 ` [PATCH v2] " Tetsuo Handa
2017-05-28 21:19 ` Kees Cook
2017-05-29 17:32 ` Casey Schaufler
2017-05-30 10:32 ` James Morris
2017-05-31 20:49 ` Igor Stoppa
2017-05-31 22:56 ` James Morris
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