netfilter-devel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Jesper Dangaard Brouer <brouer@redhat.com>
Cc: netfilter-devel@vger.kernel.org, dborkman@redhat.com,
	jp.pozzi@izzop.net, programme110@gmail.com
Subject: Re: [PATCH 1/2 nf] Revert "netfilter: conntrack: fix race in __nf_conntrack_confirm against get_next_corpse"
Date: Tue, 25 Nov 2014 19:59:35 +0100	[thread overview]
Message-ID: <20141125185935.GA8800@salvia> (raw)
In-Reply-To: <20141125132629.28448018@redhat.com>

On Tue, Nov 25, 2014 at 01:26:29PM +0100, Jesper Dangaard Brouer wrote:
> On Tue, 25 Nov 2014 00:14:46 +0100
> Pablo Neira Ayuso <pablo@netfilter.org> wrote:
> 
> > This reverts commit 5195c14c8b27cc0b18220ddbf0e5ad3328a04187.
> > 
> > If the conntrack clashes with an existing one, it is left out of
> > the unconfirmed, thus, crashing when dropping the packet and
> > releasing the conntrack.
> > 
> > Reported-by: Daniel Borkmann <dborkman@redhat.com>
> > Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=88841
> > Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
> > ---
> > I prefer to revert the original fix and replace it by the follow up to
> > pass one single patch to -stable.
> 
> I'm fine with the revert.

No problem.

It would be great if I can get some feedback on the alternative I'm
proposing to resolve this (see patch 2/2 in this series).

Thanks.

      reply	other threads:[~2014-11-25 18:57 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-24 23:14 [PATCH 1/2 nf] Revert "netfilter: conntrack: fix race in __nf_conntrack_confirm against get_next_corpse" Pablo Neira Ayuso
2014-11-24 23:14 ` [PATCH 2/2 nf] netfilter: conntrack: fix race between confirmation and flush Pablo Neira Ayuso
2014-11-25 20:29   ` Jesper Dangaard Brouer
2014-11-25 12:26 ` [PATCH 1/2 nf] Revert "netfilter: conntrack: fix race in __nf_conntrack_confirm against get_next_corpse" Jesper Dangaard Brouer
2014-11-25 18:59   ` Pablo Neira Ayuso [this message]

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=20141125185935.GA8800@salvia \
    --to=pablo@netfilter.org \
    --cc=brouer@redhat.com \
    --cc=dborkman@redhat.com \
    --cc=jp.pozzi@izzop.net \
    --cc=netfilter-devel@vger.kernel.org \
    --cc=programme110@gmail.com \
    /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).