On Wed, 4 Feb 2015, Andy Lutomirski wrote: > But someone will want to run *bash* as an untrusted user with, say, > CAP_NET_BIND permitted and ambient. Then that user has a non-empty > ambient set, and they can run a setuid-root program, and who knows > what will go wrong? Requiring no_new_privs would prevent this type of > failure entirely. > > If we need to relax that later, it's easy, I think. The rule's not > that convoluted, and there's precedent for having new fancy features > require setting no_new_privs first.
It would make the patch pointless. The case of having to run a setuid root prpgrams from a shell that has the caps enabled is a routine thing for testing etc. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/