From: Oleg Nesterov <oleg@redhat.com>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Will Drewry <wad@chromium.org>,
torvalds@linux-foundation.org, linux-kernel@vger.kernel.org,
keescook@chromium.org, john.johansen@canonical.com,
serge.hallyn@canonical.com, coreyb@linux.vnet.ibm.com,
pmoore@redhat.com, eparis@redhat.com, djm@mindrot.org,
segoon@openwall.com, rostedt@goodmis.org, jmorris@namei.org,
scarybeasts@gmail.com, avi@redhat.com, penberg@cs.helsinki.fi,
viro@zeniv.linux.org.uk, luto@MIT.EDU, mingo@elte.hu,
akpm@linux-foundation.org, khilman@ti.com,
borislav.petkov@amd.com, amwang@redhat.com, ak@linux.intel.com,
eric.dumazet@gmail.com, gregkh@suse.de, dhowells@redhat.com,
daniel.lezcano@free.fr, linux-fsdevel@vger.kernel.org,
linux-security-module@vger.kernel.org, olofj@chromium.org,
mhalcrow@google.com, dlaor@redhat.com, corbet@lwn.net,
alan@lxorguk.ukuu.org.uk
Subject: Re: [PATCH] Add PR_{GET,SET}_NO_NEW_PRIVS to prevent execve from granting privs
Date: Fri, 13 Jan 2012 17:45:47 +0100 [thread overview]
Message-ID: <20120113164547.GA22061@redhat.com> (raw)
In-Reply-To: <e2f7f5ab9f24294a6b4ef8b6a7eaa760e414d777.1326420331.git.luto@amacapital.net>
On 01/12, Andy Lutomirski wrote:
>
> --- a/kernel/fork.c
> +++ b/kernel/fork.c
> @@ -1117,6 +1117,8 @@ static struct task_struct *copy_process(unsigned long clone_flags,
> if (retval < 0)
> goto bad_fork_free;
>
> + p->no_new_privs = current->no_new_privs;
unnecessary, this is copied by dup_task_struct().
Oleg.
next prev parent reply other threads:[~2012-01-13 16:45 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-13 2:12 [PATCH] Add PR_{GET,SET}_NO_NEW_PRIVS to prevent execve from granting privs Andy Lutomirski
2012-01-13 5:58 ` Kees Cook
2012-01-13 6:02 ` Andy Lutomirski
2012-01-13 6:09 ` Kees Cook
2012-01-13 7:27 ` John Johansen
2012-01-13 13:45 ` John Johansen
2012-01-13 16:45 ` Oleg Nesterov [this message]
2012-01-13 18:24 ` Alan Cox
2012-01-13 18:54 ` Eric Paris
2012-01-13 19:00 ` Andy Lutomirski
2012-01-13 19:12 ` Linus Torvalds
2012-01-13 19:39 ` Andy Lutomirski
2012-01-13 19:45 ` Linus Torvalds
2012-01-13 20:05 ` Andy Lutomirski
2012-01-13 20:13 ` Linus Torvalds
2012-01-13 20:19 ` Andy Lutomirski
2012-01-13 20:13 ` Eric Paris
2012-01-13 21:13 ` Linus Torvalds
2012-01-14 13:55 ` Jamie Lokier
2012-01-17 23:57 ` Eric W. Biederman
2012-01-18 0:22 ` Andy Lutomirski
-- strict thread matches above, loose matches on Subject: below --
2012-01-14 15:17 Eric Paris
2012-01-14 16:04 ` Andy Lutomirski
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20120113164547.GA22061@redhat.com \
--to=oleg@redhat.com \
--cc=ak@linux.intel.com \
--cc=akpm@linux-foundation.org \
--cc=alan@lxorguk.ukuu.org.uk \
--cc=amwang@redhat.com \
--cc=avi@redhat.com \
--cc=borislav.petkov@amd.com \
--cc=corbet@lwn.net \
--cc=coreyb@linux.vnet.ibm.com \
--cc=daniel.lezcano@free.fr \
--cc=dhowells@redhat.com \
--cc=djm@mindrot.org \
--cc=dlaor@redhat.com \
--cc=eparis@redhat.com \
--cc=eric.dumazet@gmail.com \
--cc=gregkh@suse.de \
--cc=jmorris@namei.org \
--cc=john.johansen@canonical.com \
--cc=keescook@chromium.org \
--cc=khilman@ti.com \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-security-module@vger.kernel.org \
--cc=luto@MIT.EDU \
--cc=luto@amacapital.net \
--cc=mhalcrow@google.com \
--cc=mingo@elte.hu \
--cc=olofj@chromium.org \
--cc=penberg@cs.helsinki.fi \
--cc=pmoore@redhat.com \
--cc=rostedt@goodmis.org \
--cc=scarybeasts@gmail.com \
--cc=segoon@openwall.com \
--cc=serge.hallyn@canonical.com \
--cc=torvalds@linux-foundation.org \
--cc=viro@zeniv.linux.org.uk \
--cc=wad@chromium.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).