Re: [RFC] [PATCH] Replace security fields with hashtable

From: Colin Walters (walters@private)
Date: Wed Oct 27 2004 - 15:29:40 PDT


On Thu, 2004-10-28 at 00:04 +0200, Thomas Bleher wrote:

> But it would still be nice to stop attackers from the same domain. Eg if
> I have a rogue user in user_t, SELinux will prevent him from messing
> with other domains. But what if he wants to interfere with another user
> (also in user_t)

You can create individual roles and types for each user using
full_user_role.  This provides very strong separation between the two
users.

> So I think it makes sense to have stronger DAC protections in addition
> to MAC, even if they cannot guarantee complete protection.

That's true, I guess it is useful if you still want them to be able to
share files etc (which full_user_role currently prevents without
additional work).






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