Re: ipv4/udp: Verify multicast group is ours in upd_v4_early_demux()

2015-07-30 Thread Shawn Bohrer
On Thu, Jul 30, 2015 at 10:26:08PM +0200, Kenneth Klette Jonassen wrote: > Commit 6e54030 breaks the IP_MULTICAST_ALL socket option. There is > already a check in ip_mc_sf_allow() that should do the filtering you > claim to fix. Was it considered? > > Commit message: > 421b3885bf6d56391297844f43fb7

[PATCH v2] ipv4/udp: Verify multicast group is ours in upd_v4_early_demux()

2015-06-03 Thread Shawn Bohrer
From: Shawn Bohrer 421b3885bf6d56391297844f43fb7154a6396e12 "udp: ipv4: Add udp early demux" introduced a regression that allowed sockets bound to INADDR_ANY to receive packets from multicast groups that the socket had not joined. For example a socket that had joined 224.168.2.9

[PATCH] ipv4/udp: Verify multicast group is ours in upd_v4_early_demux()

2015-06-01 Thread Shawn Bohrer
From: Shawn Bohrer 421b3885bf6d56391297844f43fb7154a6396e12 "udp: ipv4: Add udp early demux" introduced a regression that allowed sockets bound to INADDR_ANY to receive packets from multicast groups that the socket had not joined. For example a socket that had joined 224.168.2.9

Re: Socket receives packet to multicast group to which it was not joined since kernel 3.13.10-1

2015-05-26 Thread Shawn Bohrer
On Sun, May 24, 2015 at 04:55:40AM +, Oliver Graff wrote: > Shawn Bohrer gmail.com> writes: > > > > > On Tue, May 13, 2014 at 04:36:41PM -0500, Shawn Bohrer wrote: > > > > If I did "break" something here it appears to be because with > > >