From: Ondrej Mosnacek <omosnace@redhat.com>
To: keescook@chromium.org
Cc: casey@schaufler-ca.com, s.mesoraca16@gmail.com,
john.johansen@canonical.com, penguin-kernel@i-love.sakura.ne.jp,
Linux kernel mailing list <linux-kernel@vger.kernel.org>,
mic@digikod.net,
Linux Security Module list
<linux-security-module@vger.kernel.org>,
SElinux list <selinux@tycho.nsa.gov>,
linux-fsdevel@vger.kernel.org,
Stephen Smalley <sds@tycho.nsa.gov>,
adobriyan@gmail.com
Subject: Re: [PATCH v5 01/38] LSM: Introduce LSM_FLAG_LEGACY_MAJOR
Date: Tue, 27 Nov 2018 14:51:30 +0100 [thread overview]
Message-ID: <CAFqZXNvcYWNh2fmgY7wF8QOmRBfhaqqYAKG1kYFDcn496ah26Q@mail.gmail.com> (raw)
In-Reply-To: <CAGXu5jJxjJoQmdsjy18z6N0fcSfpNTx60YnRESbOToHQG_2mdQ@mail.gmail.com>
On Tue, Nov 27, 2018 at 2:27 PM Kees Cook <keescook@chromium.org> wrote:
> On Mon, Nov 26, 2018 at 3:26 PM Casey Schaufler <casey@schaufler-ca.com> wrote:
>
> Hmmm... the "From: Kees..." in the body is missing. Are you using "git
> send-email"?
Not to mention that you are sending (only) to the old SELinux mailing
list. The new list is at selinux@vger.kernel.org, see:
https://lore.kernel.org/selinux/8263f9fa-16f1-1d0a-e391-61d609e50d7d@tycho.nsa.gov/
>
> >
> > This adds a flag for the current "major" LSMs to distinguish them when
> > we have a universal method for ordering all LSMs. It's called "legacy"
> > since the distinction of "major" will go away in the blob-sharing world.
> >
> > Signed-off-by: Kees Cook <keescook@chromium.org>
> > Reviewed-by: Casey Schaufler <casey@schaufler-ca.com>
> > Reviewed-by: John Johansen <john.johansen@canonical.com>
> > ---
> > include/linux/lsm_hooks.h | 3 +++
> > security/apparmor/lsm.c | 1 +
> > security/selinux/hooks.c | 1 +
> > security/smack/smack_lsm.c | 1 +
> > security/tomoyo/tomoyo.c | 1 +
> > 5 files changed, 7 insertions(+)
> >
> > diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
> > index aaeb7fa24dc4..63c0e102de20 100644
> > --- a/include/linux/lsm_hooks.h
> > +++ b/include/linux/lsm_hooks.h
> > @@ -2039,8 +2039,11 @@ extern char *lsm_names;
> > extern void security_add_hooks(struct security_hook_list *hooks, int count,
> > char *lsm);
> >
> > +#define LSM_FLAG_LEGACY_MAJOR BIT(0)
> > +
> > struct lsm_info {
> > const char *name; /* Required. */
> > + unsigned long flags; /* Optional: flags describing LSM */
> > int (*init)(void); /* Required. */
> > };
> >
> > diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
> > index 42446a216f3b..2edd35ca5044 100644
> > --- a/security/apparmor/lsm.c
> > +++ b/security/apparmor/lsm.c
> > @@ -1728,5 +1728,6 @@ static int __init apparmor_init(void)
> >
> > DEFINE_LSM(apparmor) = {
> > .name = "apparmor",
> > + .flags = LSM_FLAG_LEGACY_MAJOR,
> > .init = apparmor_init,
> > };
> > diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
> > index 7ce683259357..56c6f1849c80 100644
> > --- a/security/selinux/hooks.c
> > +++ b/security/selinux/hooks.c
> > @@ -7209,6 +7209,7 @@ void selinux_complete_init(void)
> > all processes and objects when they are created. */
> > DEFINE_LSM(selinux) = {
> > .name = "selinux",
> > + .flags = LSM_FLAG_LEGACY_MAJOR,
> > .init = selinux_init,
> > };
> >
> > diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
> > index 81fb4c1631e9..3639e55b1f4b 100644
> > --- a/security/smack/smack_lsm.c
> > +++ b/security/smack/smack_lsm.c
> > @@ -4891,5 +4891,6 @@ static __init int smack_init(void)
> > */
> > DEFINE_LSM(smack) = {
> > .name = "smack",
> > + .flags = LSM_FLAG_LEGACY_MAJOR,
> > .init = smack_init,
> > };
> > diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c
> > index 1b5b5097efd7..09f7af130d3a 100644
> > --- a/security/tomoyo/tomoyo.c
> > +++ b/security/tomoyo/tomoyo.c
> > @@ -552,5 +552,6 @@ static int __init tomoyo_init(void)
> >
> > DEFINE_LSM(tomoyo) = {
> > .name = "tomoyo",
> > + .flags = LSM_FLAG_LEGACY_MAJOR,
> > .init = tomoyo_init,
> > };
> > --
> > 2.14.5
> >
> >
>
>
> --
> Kees Cook
> _______________________________________________
> Selinux mailing list
> Selinux@tycho.nsa.gov
> To unsubscribe, send email to Selinux-leave@tycho.nsa.gov.
> To get help, send an email containing "help" to Selinux-request@tycho.nsa.gov.
--
Ondrej Mosnacek <omosnace at redhat dot com>
Associate Software Engineer, Security Technologies
Red Hat, Inc.
next prev parent reply other threads:[~2018-11-27 13:51 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-26 23:22 [PATCH v5 00/38] LSM: Module stacking for SARA and Landlock Casey Schaufler
2018-11-26 23:26 ` [PATCH v5 01/38] LSM: Introduce LSM_FLAG_LEGACY_MAJOR Casey Schaufler
2018-11-27 5:34 ` Kees Cook
2018-11-27 13:51 ` Ondrej Mosnacek [this message]
2018-11-27 19:27 ` Casey Schaufler
2018-11-26 23:27 ` [PATCH v5 02/38] LSM: Provide separate ordered initialization Casey Schaufler
2018-11-26 23:28 ` [PATCH v5 03/38] LSM: Plumb visibility into optional "enabled" state Casey Schaufler
2018-11-26 23:29 ` [PATCH v5 04/38] LSM: Lift LSM selection out of individual LSMs Casey Schaufler
2018-11-26 23:30 ` [PATCH v5 05/38] LSM: Build ordered list of LSMs to initialize Casey Schaufler
2018-11-26 23:31 ` [PATCH v5 06/38] LSM: Introduce CONFIG_LSM Casey Schaufler
2018-11-26 23:31 ` [PATCH v5 07/38] LSM: Introduce "lsm=" for boottime LSM selection Casey Schaufler
2018-11-26 23:32 ` [PATCH v5 08/38] LSM: Tie enabling logic to presence in ordered list Casey Schaufler
2018-11-26 23:33 ` [PATCH v5 09/38] LSM: Prepare for reorganizing "security=" logic Casey Schaufler
2018-11-26 23:34 ` [PATCH v5 10/38] LSM: Refactor "security=" in terms of enable/disable Casey Schaufler
2018-11-26 23:34 ` [PATCH v5 11/38] LSM: Separate idea of "major" LSM from "exclusive" LSM Casey Schaufler
2018-11-26 23:35 ` [PATCH v5 12/38] apparmor: Remove SECURITY_APPARMOR_BOOTPARAM_VALUE Casey Schaufler
2018-11-26 23:36 ` [PATCH v5 13/38] selinux: Remove SECURITY_SELINUX_BOOTPARAM_VALUE Casey Schaufler
2018-11-26 23:37 ` [PATCH v5 14/38] LSM: Add all exclusive LSMs to ordered initialization Casey Schaufler
2018-11-26 23:38 ` [PATCH v5 15/38] LSM: Split LSM preparation from initialization Casey Schaufler
2018-11-26 23:39 ` [PATCH v5 16/38] LoadPin: Initialize as ordered LSM Casey Schaufler
2018-11-26 23:39 ` [PATCH v5 17/38] Yama: " Casey Schaufler
2018-11-26 23:40 ` [PATCH v5 18/38] LSM: Introduce enum lsm_order Casey Schaufler
2018-11-26 23:41 ` [PATCH v5 19/38] capability: Initialize as LSM_ORDER_FIRST Casey Schaufler
2018-11-26 23:41 ` [PATCH v5 20/38] procfs: add smack subdir to attrs Casey Schaufler
2018-11-26 23:42 ` [PATCH v5 21/38] Smack: Abstract use of cred security blob Casey Schaufler
2018-11-26 23:43 ` [PATCH v5 22/38] SELinux: " Casey Schaufler
2018-11-26 23:44 ` [PATCH v5 23/38] SELinux: Remove cred security blob poisoning Casey Schaufler
2018-11-26 23:45 ` [PATCH v5 24/38] SELinux: Remove unused selinux_is_enabled Casey Schaufler
2018-11-26 23:45 ` [PATCH v5 25/38] AppArmor: Abstract use of cred security blob Casey Schaufler
2018-11-26 23:46 ` [PATCH v5 26/38] TOMOYO: " Casey Schaufler
2018-11-26 23:47 ` [PATCH v5 27/38] Infrastructure management of the " Casey Schaufler
2018-11-26 23:48 ` [PATCH v5 28/38] SELinux: Abstract use of file " Casey Schaufler
2018-11-26 23:49 ` [PATCH v5 29/38] Smack: " Casey Schaufler
2018-11-26 23:50 ` [PATCH v5 30/38] LSM: Infrastructure management of the file security Casey Schaufler
2018-11-26 23:51 ` [PATCH v5 31/38] SELinux: Abstract use of inode security blob Casey Schaufler
2018-11-26 23:52 ` [PATCH v5 32/38] Smack: " Casey Schaufler
2018-11-26 23:53 ` [PATCH v5 33/38] LSM: Infrastructure management of the inode security Casey Schaufler
2018-11-26 23:53 ` [PATCH v5 34/38] LSM: Infrastructure management of the task security Casey Schaufler
2018-11-26 23:54 ` [PATCH v5 35/38] SELinux: Abstract use of ipc security blobs Casey Schaufler
2018-11-26 23:55 ` [PATCH v5 36/38] Smack: " Casey Schaufler
2018-11-26 23:56 ` [PATCH v5 37/38] LSM: Infrastructure management of the ipc security blob Casey Schaufler
2018-11-26 23:57 ` [PATCH v5 38/38] TOMOYO: Update LSM flags to no longer be exclusive Casey Schaufler
2018-12-05 0:31 ` [PATCH v5 00/38] LSM: Module stacking for SARA and Landlock Kees Cook
2018-12-05 2:37 ` Casey Schaufler
2018-12-05 2:52 ` John Johansen
2018-12-11 18:57 ` James Morris
2018-12-11 21:02 ` Tetsuo Handa
2018-12-12 19:33 ` James Morris
2018-12-11 21:19 ` Kees Cook
2019-01-08 1:29 ` Kees Cook
2019-01-08 21:05 ` James Morris
2019-01-08 21:37 ` Casey Schaufler
2019-01-08 21:42 ` Kees Cook
2019-01-08 23:05 ` Casey Schaufler
2018-12-11 22:42 Casey Schaufler
2018-12-11 22:42 ` [PATCH v5 01/38] LSM: Introduce LSM_FLAG_LEGACY_MAJOR Casey Schaufler
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