2018-08-15 7:19 GMT+02:00 Kees Cook <keescook@xxxxxxxxxxxx>: > On Tue, Aug 14, 2018 at 4:50 PM, Casey Schaufler <casey@xxxxxxxxxxxxxxxx> wrote: >> On 8/14/2018 4:22 PM, Jordan Glover wrote: >>> On August 14, 2018 8:28 PM, Casey Schaufler <casey@xxxxxxxxxxxxxxxx> wrote: >>> >>>> >>>>>> The blob management part (through "LSM: Sharing of security blobs") >>>>>> is ready for prime-time. These changes move the management of >>>>>> security blobs out of the security modules and into the security >>>>>> module infrastructure. With this change the proposed S.A.R.A, >>>>>> LandLock and PTAGS security modules could co-exist with any of >>>>>> the existing "major" security modules. The changes reduce some >>>>>> code duplication. >>>>>> Beyond the blob management there's a bit of clean-up. >>>>>> Mounting filesystems had to be changed so that options >>>>>> a security module doesn't recognize won't be considered >>>>>> a fatal error. The mount infrastructure is somewhat >>>>>> more complex than one might assume. >>>>> Casey, >>>>> Do you think you can break out 1 into its own patch? It seems like >>>>> that'd be valuable to everyone. >>>> Yes, I think that is a good idea. Landlock, S.A.R.A. and a couple >>>> other security modules could be added upstream if this part of the >>>> work was available. It would not provide everything needed to stack >>>> all the existing modules. I believe there is concern that if this >>>> much went upstream the work on finishing what's required to make >>>> everything work might be abandoned. >>>> >>> On the other hand there is concern that those security modules might >>> be abandoned if they have to wait until everything is finished :) >> >> There is some truth to that. If we can get commitment from the developers >> of those security module to push for getting upstream, a statement of >> intent to support additional modules (e.g. Landlock, S.A.R.A.) from a I'm the developer of S.A.R.A. I'm working on it in my free time, that is not so much, but I can confirm that my goal is to get it upstream as soon as possible. Not that I want to rush anyone. >> significant distribution (e.g. Fedora, Ubuntu, SuSE) and ACKs from the >> maintainers of the existing modules we should be able to breeze right in. >> >> Yeah, I think that's about all it would take. > > I would strongly recommend Landlock and SARA for every distro. They're > opt-in, and provide much-needed missing userspace defenses (and attack > surface reduction). Thank you very much for your support! Salvatore _______________________________________________ Selinux mailing list Selinux@xxxxxxxxxxxxx To unsubscribe, send email to Selinux-leave@xxxxxxxxxxxxx. To get help, send an email containing "help" to Selinux-request@xxxxxxxxxxxxx.
