linux-kernel - Re: [PATCH v3 15/16] LSM: Infrastructure management of the ipc security blob

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Message-ID: <CAGXu5jJRQzWF=C_kmOpZ8XcUzAhkoZnNi7a7KzEHJtFhMNd+3Q@mail.gmail.com>
Date:   Thu, 20 Sep 2018 10:44:36 -0700
From:   Kees Cook <keescook@...omium.org>
To:     Casey Schaufler <casey@...aufler-ca.com>
Cc:     LSM <linux-security-module@...r.kernel.org>,
        James Morris <jmorris@...ei.org>,
        SE Linux <selinux@...ho.nsa.gov>,
        LKLM <linux-kernel@...r.kernel.org>,
        John Johansen <john.johansen@...onical.com>,
        Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
        Paul Moore <paul@...l-moore.com>,
        Stephen Smalley <sds@...ho.nsa.gov>,
        "linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
        Alexey Dobriyan <adobriyan@...il.com>,
        Mickaël Salaün <mic@...ikod.net>,
        Salvatore Mesoraca <s.mesoraca16@...il.com>
Subject: Re: [PATCH v3 15/16] LSM: Infrastructure management of the ipc
 security blob

On Wed, Sep 19, 2018 at 5:21 PM, Casey Schaufler <casey@...aufler-ca.com> wrote:
> LSM: Infrastructure management of the ipc security blob
>
> Move management of the kern_ipc_perm->security and
> msg_msg->security blobs out of the individual security
> modules and into the security infrastructure. Instead
> of allocating the blobs from within the modules the modules
> tell the infrastructure how much space is required, and
> the space is allocated there.

Maybe split this up too? (SELinux and Smack need tweaks?)

-Kees

-- 
Kees Cook
Pixel Security