linux-kernel - Re: [Bug #11500] /proc/net bug related to selinux

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Message-ID: <m1wshawfih.fsf@frodo.ebiederm.org>
Date:	Wed, 17 Sep 2008 15:53:42 -0700
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Paul Moore <paul.moore@...com>, sds@...ho.nsa.gov,
	jmorris@...ei.org, rjw@...k.pl, linux-kernel@...r.kernel.org,
	kernel-testers@...r.kernel.org, ebiederm@...ssion.com,
	netdev@...r.kernel.org
Subject: Re: [Bug #11500] /proc/net bug related to selinux

Andrew Morton <akpm@...ux-foundation.org> writes:

> On Wed, 17 Sep 2008 18:12:59 -0400
> Paul Moore <paul.moore@...com> wrote:
>
>> > We don't even know the extent of the damage yet.  Which distros were
>> > affected? With which versions of which userspace packages?
>> 
>> Can I assume that the "right" thing to do would be to find the problem 
>> and revert whatever change caused the issue, yes?  Or are we happy to 
>> wait and see since the fallout so far has been minimal?
>
> I don't think a revert is justified after all this time.  afaik I'm the
> first person to notice the problem, and it's been out there for
> multiple months.
>
> However it would be good if we could find some not-completely-stinky
> way of making the old userspace work.
>
> otoh, people who are shipping 2.6.25- and 2.6.26-based distros probably
> wouldn't want such a patch in their kernels anyway.

Disable selinux?

Get a selinux mystic to update that selinux policy.  I bet it is a one line
change to each the policy about /proc/net as a symlink.

Although I am puzzled why we don't get the same label as /proc/net as a directory
had.

Eric

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