Guillaume Nault ddecae8696 l2tp: check sockaddr length in pppol2tp_connect() ...

[ Upstream commit eb1c28c058 ]

Check sockaddr_len before dereferencing sp->sa_protocol, to ensure that
it actually points to valid data.

Fixes: fd558d186d ("l2tp: Split pppol2tp patch into separate l2tp and ppp parts")
Reported-by: syzbot+a70ac890b23b1bf29f5c@syzkaller.appspotmail.com
Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2018-04-29 07:50:04 +02:00

..

Kconfig

l2tp: Call udp_sock_create

2014-07-14 16:12:15 -07:00

l2tp_core.c

l2tp: do not accept arbitrary sockets

2018-03-31 18:12:33 +02:00

l2tp_core.h

l2tp: fix race condition in l2tp_tunnel_delete

2017-10-21 17:09:03 +02:00

l2tp_debugfs.c

l2tp: take reference on sessions being dumped

2017-05-02 21:19:52 -07:00

l2tp_eth.c

l2tp: auto load type modules

2015-09-25 12:27:22 -07:00

l2tp_ip6.c

l2tp: do not use udp_ioctl()

2017-02-18 16:39:28 +01:00

l2tp_ip.c

l2tp: avoid use-after-free caused by l2tp_ip_backlog_recv

2017-03-22 12:04:14 +01:00

l2tp_netlink.c

l2tp: fix missing print session offset info

2018-04-13 19:50:12 +02:00

l2tp_ppp.c

l2tp: check sockaddr length in pppol2tp_connect()

2018-04-29 07:50:04 +02:00

Makefile

l2tp: introduce L2TPv3 IP encapsulation support for IPv6

2012-05-01 09:30:55 -04:00