All of lore.kernel.org
 help / color / mirror / Atom feed
From: Florian Westphal <fw@strlen.de>
To: Julien Moutinho <julm+netfilter@sourcephile.fr>
Cc: netfilter@vger.kernel.org,
	Dominique Martinet <asmadeus@codewreck.org>,
	netfilter-devel <netfilter-devel@vger.kernel.org>
Subject: Re: Raw payload matching beyond 2040 bits
Date: Fri, 19 Aug 2022 12:37:23 +0200	[thread overview]
Message-ID: <20220819103723.GA14293@breakpoint.cc> (raw)
In-Reply-To: <20220819100738.63yvp7iggoilt2uc@sourcephile.fr>

Julien Moutinho <julm+netfilter@sourcephile.fr> wrote:

[ moving to nf-devel ]

> Hi netfilter@,
> 
> Apparently matching beyond 2040 bits (255 bytes) starts again at 0 or something like that.
> Not sure whether this is intended or not,
> but in this case a warning would be appreciated.

This is a kernel bug, the offset is truncated to u8 (modulo 256).

  reply	other threads:[~2022-08-19 10:37 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-19 10:07 Raw payload matching beyond 2040 bits Julien Moutinho
2022-08-19 10:37 ` Florian Westphal [this message]
2022-09-07 14:55 ` Pablo Neira Ayuso

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=20220819103723.GA14293@breakpoint.cc \
    --to=fw@strlen.de \
    --cc=asmadeus@codewreck.org \
    --cc=julm+netfilter@sourcephile.fr \
    --cc=netfilter-devel@vger.kernel.org \
    --cc=netfilter@vger.kernel.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.