From: Patrick McHardy <kaber@trash.net>
To: "Fernando Luis V�zquez Cao" <fernando@oss.ntt.co.jp>
Cc: Jan Engelhardt <jengelh@medozas.de>,
Maciej <zenczykowski@gmail.com>,
Pablo Neira Aysuo <pablo@netfilter.org>,
Netfilter Developer Mailing List
<netfilter-devel@vger.kernel.org>,
Linux Networking Developer Mailing List <netdev@vger.kernel.org>
Subject: Re: [PATCH] iptables: document IPv6 TOS mangling bug in old Linux kernels
Date: Fri, 17 Jun 2011 05:47:13 +0200 [thread overview]
Message-ID: <4DFACE41.5010906@trash.net> (raw)
In-Reply-To: <1308273246.8612.3.camel@nexus.oss.ntt.co.jp>
On 17.06.2011 03:14, Fernando Luis V�zquez Cao wrote:
> In Linux kernels up to and including 2.6.38, with the exception of longterm
> releases 2.6.32.42 (or later) and 2.6.33.15 (or later), there is a bug (*) whereby
> IPv6 TOS mangling does not behave as documented and differs from the IPv4
> version. The TOS mask indicates the bits one wants to zero out, so it needs to
> be inverted before applying it to the original TOS field. However, the
> aformentioned kernels forgo the inversion which breaks --set-tos and its
> mnemonics.
>
> (*) Fixed by upstream commit:
> 1ed2f73d90fb49bcf5704aee7e9084adb882bfc5 (netfilter: IPv6: fix DSCP mangle code)
>
Applied, thanks.
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next prev parent reply other threads:[~2011-06-17 3:47 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-06 0:41 [PATCH 1/2] netfilter: IPv6: initialize TOS field in REJECT target module pablo
2011-06-06 0:41 ` [PATCH 2/2] netfilter: IPv6: fix DSCP mangle code pablo
2011-06-06 13:44 ` Maciej Żenczykowski
2011-06-06 14:41 ` Jan Engelhardt
2011-06-16 8:36 ` [PATCH] iptables: document IPv6 TOS mangling bug in old Linux kernels Fernando Luis Vazquez Cao
2011-06-16 15:06 ` Jan Engelhardt
2011-06-16 15:15 ` Patrick McHardy
2011-06-17 1:11 ` Fernando Luis Vázquez Cao
2011-06-17 1:14 ` Fernando Luis Vázquez Cao
2011-06-17 3:47 ` Patrick McHardy [this message]
2011-08-02 1:00 ` [PATCH] iptables/man: IPv6 TOS mangling fix was backported to 2.6.35-longterm too Fernando Luis Vázquez Cao
2011-08-24 2:55 ` Fernando Luis Vazquez Cao
2011-08-26 13:16 ` Jan Engelhardt
2011-06-07 1:58 ` [PATCH 2/2] netfilter: IPv6: fix DSCP mangle code Fernando Luis Vázquez Cao
2011-06-07 4:15 ` Maciej Żenczykowski
2011-06-07 4:51 ` Fernando Luis Vázquez Cao
2011-06-07 4:55 ` Fernando Luis Vázquez Cao
2011-06-07 6:03 ` Maciej Żenczykowski
2011-06-06 17:36 ` [stable] [PATCH 1/2] netfilter: IPv6: initialize TOS field in REJECT target module Greg KH
2011-06-07 2:39 ` Fernando Luis Vázquez Cao
2011-06-15 0:11 ` Greg KH
2011-06-15 6:19 ` Fernando Luis Vázquez Cao
2011-06-15 19:25 ` Greg KH
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