Messages in this thread | | | From | Andrew Lutomirski <> | Date | Thu, 12 Jan 2012 16:42:02 -0800 | Subject | Re: [PATCH PLACEHOLDER 1/3] fs/exec: "always_unprivileged" patch |
| |
On Thu, Jan 12, 2012 at 3:47 PM, Linus Torvalds <torvalds@linux-foundation.org> wrote: > On Thu, Jan 12, 2012 at 3:38 PM, Will Drewry <wad@chromium.org> wrote: >> This patch is a placeholder until Andy's (luto@mit.edu) patch arrives >> implementing Linus's proposal for applying a "this is a process that has >> *no* extra privileges at all, and can never get them". > > I think we can simplify and improve the naming/logic by just saying > "can't change privileges". > > I'd argue that that even includes "can't drop them", just to make it > really clear what the rules are.
That may prevent another use: set this new flag, chroot, drop privileges, accept network connections. (The idea being that chroot might work unprivileged if this flag is set.)
--Andy
| |