netdev - Re: [PATCH v2] xfrm: fix inbound ipv4/udp/esp packets to UDPv6 dualstack sockets

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: <ZILSIEpPFaNUd8Xu@gauss3.secunet.de>
Date: Fri, 9 Jun 2023 09:17:52 +0200
From: Steffen Klassert <steffen.klassert@...unet.com>
To: Maciej Żenczykowski <maze@...gle.com>
CC: Maciej Żenczykowski <zenczykowski@...il.com>, "Linux
 Network Development Mailing List" <netdev@...r.kernel.org>, Sabrina Dubroca
	<sd@...asysnail.net>, Jakub Kicinski <kuba@...nel.org>, Benedict Wong
	<benedictwong@...gle.com>, Yan Yan <evitayan@...gle.com>
Subject: Re: [PATCH v2] xfrm: fix inbound ipv4/udp/esp packets to UDPv6
 dualstack sockets

On Mon, Jun 05, 2023 at 04:06:54AM -0700, Maciej Żenczykowski wrote:
> Before Linux v5.8 an AF_INET6 SOCK_DGRAM (udp/udplite) socket
> with SOL_UDP, UDP_ENCAP, UDP_ENCAP_ESPINUDP{,_NON_IKE} enabled
> would just unconditionally use xfrm4_udp_encap_rcv(), afterwards
> such a socket would use the newly added xfrm6_udp_encap_rcv()
> which only handles IPv6 packets.
> 
> Cc: Sabrina Dubroca <sd@...asysnail.net>
> Cc: Steffen Klassert <steffen.klassert@...unet.com>
> Cc: Jakub Kicinski <kuba@...nel.org>
> Cc: Benedict Wong <benedictwong@...gle.com>
> Cc: Yan Yan <evitayan@...gle.com>
> Fixes: 0146dca70b87 ('xfrm: add support for UDPv6 encapsulation of ESP')
> Signed-off-by: Maciej Żenczykowski <maze@...gle.com>

Applied, thanks a lot Maciej!