SELinuxDenyPtrace: Write, compile, run, but don't debug applications?

Horst H. von Brand vonbrand at inf.utfsm.cl
Tue Apr 10 14:26:50 UTC 2012


Matthew Garrett <mjg59 at srcf.ucam.org> wrote:
[...]

> To a first approximation, simply auditing the distribution for anything 
> that opens files or reads information from the network and forbidding 
> them ptrace access (and denying ptrace access from any existing confined 
> domains except, maybe, staff_t) seems like it would get us most of the 
> way to option 4 without breaking existing user expectations. What am I 
> missing that makes this infeasible?

That would leave just "Hello, world!" style programs (as long as they
aren't in some way localized, like the GNU version is).
-- 
Dr. Horst H. von Brand                   User #22616 counter.li.org
Departamento de Informatica                    Fono: +56 32 2654431
Universidad Tecnica Federico Santa Maria             +56 32 2654239
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