public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Keith Owens <kaos@ocs.com.au>
To: Xavier Bestel <xavier.bestel@free.fr>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Re: Local root exploit with kmod and modutils > 2.1.121
Date: Fri, 17 Nov 2000 09:00:16 +1100	[thread overview]
Message-ID: <5529.974412016@ocs3.ocs-net> (raw)
In-Reply-To: Your message of "Thu, 16 Nov 2000 22:21:52 BST." <20001116222152.E8326@nomade>

On Thu, 16 Nov 2000 22:21:52 +0100, 
Xavier Bestel <xavier.bestel@free.fr> wrote:
>as modprobe (insmod) args parsing seems POSIX compliant, we should put a
>"--" before
>what should be interpreted only as a textual argument, not as an option.
>This is a lot safer: whatever is passed, modprobe will take it as a module
>name.

That only solves one of the two exploit methods.  modutils 2.3.20
solves both without any kernel changes, mainly so it fixes the problem
on all kernels, including 2.2.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/

  reply	other threads:[~2000-11-16 22:30 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-11-16 21:21 [PATCH] Re: Local root exploit with kmod and modutils > 2.1.121 Xavier Bestel
2000-11-16 22:00 ` Keith Owens [this message]
2000-11-16 22:18   ` H. Peter Anvin
  -- strict thread matches above, loose matches on Subject: below --
2000-11-16 18:56 kuznet
2000-11-16 19:08 ` [PATCH] " Xavier Bestel

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=5529.974412016@ocs3.ocs-net \
    --to=kaos@ocs.com.au \
    --cc=linux-kernel@vger.kernel.org \
    --cc=xavier.bestel@free.fr \
    /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