Messages in this thread | | | Date | Thu, 20 Apr 2006 07:51:39 -0500 | From | "Serge E. Hallyn" <> | Subject | Re: Time to remove LSM (was Re: [RESEND][RFC][PATCH 2/7] implementation of LSM hooks) |
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Quoting Stephen Smalley (sds@tycho.nsa.gov): > On Wed, 2006-04-19 at 11:10 -0700, Greg KH wrote: > > On Wed, Apr 19, 2006 at 12:33:24PM -0400, James Morris wrote: > > > The LSM interface is also being abused by several proprietary kernel > > > modules, some of which are not even security related. In one case, > > > there's code which dangerously revectors SELinux with a shim layer > > > designed to try and bypass the GPL. Some of this is a response to > > > unexporting the syscall table, where projects which abused that have now > > > switched to LSM. > > > > I agree that this is happening today. Which makes me wonder, why is the > > variable "security_ops" exported through "EXPORT_SYMBOL()" and not > > "EXPORT_SYMBOL_GPL()"? It seems that people are taking advantage of > > this and changing it would help slow them down a bit. > > > > Chris, would you take a patch to change this? > > Seems like a rather weak mechanism. Compared to eliminating > security_ops altogether.
Yup, that'll achieve the goal as well :-)
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