netdev - Re: [net PATCH] net: Reset encap_level to avoid resetting features on inner IP headers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20160323.141944.223192963031809374.davem@davemloft.net>
Date:	Wed, 23 Mar 2016 14:19:44 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	aduyck@...antis.com
Cc:	tom@...bertland.com, kernel-team@...com, alexander.duyck@...il.com,
	netdev@...r.kernel.org
Subject: Re: [net PATCH] net: Reset encap_level to avoid resetting features
 on inner IP headers

From: Alexander Duyck <aduyck@...antis.com>
Date: Tue, 22 Mar 2016 16:18:07 -0700

> This patch corrects an oversight in which we were allowing the encap_level
> value to pass from the outer headers to the inner headers.  As a result we
> were incorrectly identifying UDP or GRE tunnels as also making use of ipip
> or sit when the second header actually represented a tunnel encapsulated in
> either a UDP or GRE tunnel which already had the features masked.
> 
> Fixes: 76443456227097179c1482 ("net: Move GSO csum into SKB_GSO_CB")
> Reported-by: Tom Herbert <tom@...bertland.com>
> Signed-off-by: Alexander Duyck <aduyck@...antis.com>

Applied, thanks.