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From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Florian Westphal <fw@strlen.de>
Cc: netfilter-devel@vger.kernel.org
Subject: Re: [PATCH 1/3] netfilter: nf_log: account for size of NLMSG_DONE attribute
Date: Fri, 24 Oct 2014 14:30:27 +0200	[thread overview]
Message-ID: <20141024123027.GA4587@salvia> (raw)
In-Reply-To: <1414053368-29037-2-git-send-email-fw@strlen.de>

On Thu, Oct 23, 2014 at 10:36:06AM +0200, Florian Westphal wrote:
> We currently neither account for the nlattr size, nor do we consider
> the size of the trailing NLMSG_DONE when allocating nlmsg skb.
> 
> This can result in nflog to stop working, as __nfulnl_send() re-tries
> sending forever if it failed to append NLMSG_DONE (which will never
> work if buffer is not large enough).

Applied, thanks.

  reply	other threads:[~2014-10-24 12:28 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-23  8:36 [PATCH 0/3] netfilter: nf_log: nlmsg size fixes Florian Westphal
2014-10-23  8:36 ` [PATCH 1/3] netfilter: nf_log: account for size of NLMSG_DONE attribute Florian Westphal
2014-10-24 12:30   ` Pablo Neira Ayuso [this message]
2014-10-24 12:39     ` Pablo Neira Ayuso
2014-10-23  8:36 ` [PATCH 2/3] netfilter: nfnetlink_log: fix maximum packet length logged to userspace Florian Westphal
2014-10-24 12:33   ` Pablo Neira Ayuso
2014-10-23  8:36 ` [PATCH 3/3] netfilter: nf_log: release skbuff on nlmsg put failure Florian Westphal
2014-10-24 12:35   ` Pablo Neira Ayuso

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