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From: Stephen Smalley <stephen.smalley.work@gmail.com>
To: Dominick Grift <dominick.grift@defensec.nl>
Cc: SElinux list <selinux@vger.kernel.org>
Subject: Re: [SELinux-notebook PATCH v8] objects.md: some clarifications
Date: Wed, 22 Jul 2020 13:32:15 -0400	[thread overview]
Message-ID: <CAEjxPJ4x_JM0B01NoLHZexwA9DWerDPDxP0TJaJgGT=GSBBT7A@mail.gmail.com> (raw)
In-Reply-To: <39629738-f5db-e784-1f57-e6b8958b73ac@defensec.nl>

On Wed, Jul 22, 2020 at 12:57 PM Dominick Grift
<dominick.grift@defensec.nl> wrote:
> Can we not just assume that if that happens, that the kernel should just
> treat the context as if it were the context of the unlabeled isid.

No, because then a simple typo or other error in a context provided by
a user or application would end up being handled as the unlabeled
context instead of producing an error return that can be handled by
the application or user.

> I mean that is what it boils down to anyway: everything always needs a
> valid context. so might as well treat invalid contexts as unlabeled
> isids? Not sure how "state" is relevant here as invalid is invalid.

The state is whether the context was previously valid and used by the
application.

  reply	other threads:[~2020-07-22 17:32 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-10  7:09 [SELinux-notebook PATCH] onjects.md: some clarifications Dominick Grift
2020-07-10  7:14 ` [SELinux-notebook PATCH v2] objects.md: " Dominick Grift
2020-07-13 10:45   ` Richard Haines
2020-07-15  2:15   ` Paul Moore
2020-07-15  7:56     ` Dominick Grift
2020-07-16 11:18     ` [SELinux-notebook PATCH v3] " Dominick Grift
2020-07-16 12:17       ` [SELinux-notebook PATCH v4] " Dominick Grift
2020-07-17  1:36         ` Paul Moore
2020-07-17  6:41           ` Dominick Grift
2020-07-18  6:40           ` [SELinux-notebook PATCH v5] " Dominick Grift
2020-07-19  9:44           ` [SELinux-notebook PATCH v6] " Dominick Grift
2020-07-21 17:44             ` Stephen Smalley
2020-07-21 19:51               ` [SELinux-notebook PATCH v7] " Dominick Grift
2020-07-21 20:02                 ` [SELinux-notebook PATCH v8] " Dominick Grift
2020-07-21 20:14                   ` Dominick Grift
2020-07-22 16:48                     ` Stephen Smalley
2020-07-22 16:57                       ` Dominick Grift
2020-07-22 17:32                         ` Stephen Smalley [this message]
2020-07-23  8:13                           ` Dominick Grift
2020-07-23 12:22                             ` Stephen Smalley
2020-07-23 13:04                               ` Dominick Grift
2020-07-23 13:24                                 ` Stephen Smalley
2020-07-23 13:37                                   ` Dominick Grift
2020-07-24  7:54                                   ` Dominick Grift
2020-07-24 12:23                                     ` Stephen Smalley
2020-07-24 12:29                                       ` Dominick Grift
2020-07-24 12:56                                         ` Stephen Smalley
2020-07-24 13:06                                           ` Dominick Grift
2020-07-24 13:26                                             ` Stephen Smalley
2020-07-24 13:30                                               ` Dominick Grift
2020-07-22 17:29                       ` Dominick Grift
2020-07-22 15:11                   ` Stephen Smalley
2020-07-23  7:50                     ` [SELinux-notebook PATCH v9] " Dominick Grift
2020-07-23 12:00                       ` Stephen Smalley
2020-07-27 13:43                         ` Stephen Smalley
2020-07-28  2:17                           ` Paul Moore

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