|
Message-ID: <20120311172512.GA2729@redhat.com> Date: Sun, 11 Mar 2012 18:25:12 +0100 From: Oleg Nesterov <oleg@...hat.com> To: Djalal Harouni <tixxdz@...ndz.org> Cc: linux-kernel@...r.kernel.org, kernel-hardening@...ts.openwall.com, Andrew Morton <akpm@...ux-foundation.org>, Linus Torvalds <torvalds@...ux-foundation.org>, Al Viro <viro@...iv.linux.org.uk>, Alexey Dobriyan <adobriyan@...il.com>, "Eric W. Biederman" <ebiederm@...ssion.com>, Vasiliy Kulikov <segoon@...nwall.com>, Kees Cook <keescook@...omium.org>, Solar Designer <solar@...nwall.com>, WANG Cong <xiyou.wangcong@...il.com>, James Morris <james.l.morris@...cle.com>, linux-security-module@...r.kernel.org, linux-fsdevel@...r.kernel.org, Alan Cox <alan@...rguk.ukuu.org.uk>, Greg KH <gregkh@...uxfoundation.org>, Ingo Molnar <mingo@...e.hu>, Stephen Wilson <wilsons@...rt.ca>, "Jason A. Donenfeld" <Jason@...c4.com> Subject: Re: [PATCH 1/9] exec: add a global execve counter On 03/11, Djalal Harouni wrote: > > --- a/include/linux/sched.h > +++ b/include/linux/sched.h > @@ -1420,6 +1420,9 @@ struct task_struct { > #endif > seccomp_t seccomp; > > +/* Execve counter: will be used to check if objects belong to the appropriate > + * process image */ > + atomic64_t exec_id; > /* Thread group tracking */ > u32 parent_exec_id; > u32 self_exec_id; Well, I don't think it is right to add this counter into task_struct. It should be per-process, signal_struct makes more sense. Or may be mm_struct. Btw this is also true for parent_exec_id/self_exec_id, but this is another story. Oleg.
Powered by blists - more mailing lists
Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.