Re: [RFC -resend] Make Yama pid_ns aware

From: Kees Cook
Date: Mon Nov 28 2011 - 14:35:14 EST


On Mon, Nov 28, 2011 at 11:16 AM, Vasiliy Kulikov <segoon@xxxxxxxxxxxx> wrote:
> As Yama's sysctls are about defining a security policy for the system,
> it is reasonable to define it per container in case of LXC containers
> (or out-of-tree alternatives like OpenVZ).  In my opinion they belong
> to pid namespace.  With per-pid_ns sysctls it is possible to create
> multiple containers with different ptrace, /tmp, etc. policies.
> [...]
> Signed-off-by: Vasiliy Kulikov <segoon@xxxxxxxxxxxx>

Thanks! I'll include this in the next Yama patch set.

Acked-by: Kees Cook <keescook@xxxxxxxxxxxx>

-Kees

--
Kees Cook
ChromeOS Security
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