netfilter-devel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Sriram Yagnaraman <sriram.yagnaraman@est.tech>
Cc: netfilter-devel@vger.kernel.org, Florian Westphal <fw@strlen.de>,
	Marcelo Ricardo Leitner <mleitner@redhat.com>,
	Long Xin <lxin@redhat.com>,
	Claudio Porfiri <claudio.porfiri@ericsson.com>
Subject: Re: [PATCH 1/3] netfilter: conntrack: fix vtag checks for ABORT/SHUTDOWN_COMPLETE
Date: Tue, 17 Jan 2023 12:47:16 +0100	[thread overview]
Message-ID: <Y8aKxEwgkMDMvx1i@salvia> (raw)
In-Reply-To: <20230116093556.9437-2-sriram.yagnaraman@est.tech>

On Mon, Jan 16, 2023 at 10:35:54AM +0100, Sriram Yagnaraman wrote:
> RFC 9260, Sec 8.5.1 states that for ABORT/SHUTDOWN_COMPLETE, the chunk
> MUST be accepted if the vtag of the packet matches its own tag and the
> T bit is not set OR if it is set to its peer's vtag and the T bit is set
> in chunk flags. Otherwise the packet MUST be silently dropped.
> 
> Update vtag verification for ABORT/SHUTDOWN_COMPLETE based on the above
> description.

I suspect this is broken since the beginning? Then a good Fixes: tag
candidate it...

Fixes: 9fb9cbb1082d ("[NETFILTER]: Add nf_conntrack subsystem.")

?

  reply	other threads:[~2023-01-17 11:47 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-16  9:35 [PATCH 0/3] sctp conntrack fixes Sriram Yagnaraman
2023-01-16  9:35 ` [PATCH 1/3] netfilter: conntrack: fix vtag checks for ABORT/SHUTDOWN_COMPLETE Sriram Yagnaraman
2023-01-17 11:47   ` Pablo Neira Ayuso [this message]
2023-01-16  9:35 ` [PATCH 2/3] netfilter: conntrack: fix bug in for_each_sctp_chunk Sriram Yagnaraman
2023-01-17 11:48   ` Pablo Neira Ayuso
2023-01-16  9:35 ` [PATCH 3/3] netfilter: conntrack: unify established states for SCTP paths Sriram Yagnaraman
2023-01-17 11:54   ` Pablo Neira Ayuso
2023-01-17 12:01     ` Pablo Neira Ayuso
2023-01-17 20:13       ` Sriram Yagnaraman

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=Y8aKxEwgkMDMvx1i@salvia \
    --to=pablo@netfilter.org \
    --cc=claudio.porfiri@ericsson.com \
    --cc=fw@strlen.de \
    --cc=lxin@redhat.com \
    --cc=mleitner@redhat.com \
    --cc=netfilter-devel@vger.kernel.org \
    --cc=sriram.yagnaraman@est.tech \
    /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).