Re: JIT emulator needs

From: William Lee Irwin III
Date: Wed Jun 20 2007 - 13:54:31 EST


William Lee Irwin III wrote:
>> I presumed an ELF note or extended filesystem attributes were already
>> in place for this sort of affair. It may be that the model implemented
>> is so restrictive that users are forbidden to create new executables,
>> in which case using a different model is certainly in order. Otherwise
>> the ELF note or attributes need to be implemented.

On Wed, Jun 20, 2007 at 09:37:31AM -0700, H. Peter Anvin wrote:
> Another thing to keep in mind, since we're talking about security
> policies in the first place, is that anything like this *MUST* be
> "opt-in" on the part of the security policy, because what we're talking
> about is circumventing an explicit security policy just based on a
> user-provided binary saying, in effect, "don't worry, I know what I'm
> doing."
> Changing the meaning of an established explicit security policy is not
> acceptable.

This is what I had in mind with the commentary on the intentions of the
policy. Thank you for correcting my hamhanded attempt to describe it.


-- wli
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/