Jozsef Kadlecsik b3e991ea92 netfilter: Mark SYN/ACK packets as invalid from original direction ...

commit 64f509ce71 upstream.

Clients should not send such packets. By accepting them, we open
up a hole by wich ephemeral ports can be discovered in an off-path
attack.

See: "Reflection scan: an Off-Path Attack on TCP" by Jan Wrobel,
http://arxiv.org/abs/1201.2074

Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2012-11-26 11:37:48 -08:00

..

ipset

netfilter: ipset: fix hash size checking in kernel

2012-05-16 15:38:49 -04:00

ipvs

ipvs: fix oops in ip_vs_dst_event on rmmod

2012-10-21 09:27:59 -07:00

core.c

static keys: Introduce 'struct static_key', static_key_true()/false() and static_key_slow_[inc|dec]()

2012-02-24 10:05:59 +01:00

Kconfig

netfilter: nf_ct_ext: add timeout extension

2012-03-07 17:41:25 +01:00

Makefile

netfilter: nf_ct_ext: add timeout extension

2012-03-07 17:41:25 +01:00

nf_conntrack_acct.c

Merge branch 'nf-next' of git://1984.lsi.us.es/net-next

2011-12-25 02:21:45 -05:00

nf_conntrack_amanda.c

…

nf_conntrack_broadcast.c

…

nf_conntrack_core.c

netfilter: nf_conntrack: fix racy timer handling with reliable events

2012-10-21 09:28:00 -07:00

nf_conntrack_ecache.c

netfilter: nf_ct_ecache: refactor nf_ct_deliver_cached_events

2012-03-07 17:40:53 +01:00

nf_conntrack_expect.c

netfilter: nf_ct_expect: fix possible access to uninitialized timer

2012-10-21 09:28:00 -07:00

nf_conntrack_extend.c

net: reintroduce missing rcu_assign_pointer() calls

2012-01-12 12:26:56 -08:00

nf_conntrack_ftp.c

module_param: make bool parameters really bool (net & drivers/net)

2011-12-19 22:27:29 -05:00

nf_conntrack_h323_asn1.c

…

nf_conntrack_h323_main.c

module_param: make bool parameters really bool (net & drivers/net)

2011-12-19 22:27:29 -05:00

nf_conntrack_h323_types.c

…

nf_conntrack_helper.c

netfilter: ctnetlink: allow to set expectfn for expectations

2012-03-07 17:40:46 +01:00

nf_conntrack_irc.c

netfilter: add more values to enum ip_conntrack_info

2011-06-06 01:35:10 +02:00

nf_conntrack_l3proto_generic.c

…

nf_conntrack_netbios_ns.c

…

nf_conntrack_netlink.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

2012-03-18 23:29:41 -04:00

nf_conntrack_pptp.c

netfilter: nf_ct_pptp: fix DNATed PPTP connection address translation

2011-08-30 15:23:03 +02:00

nf_conntrack_proto_dccp.c

netfilter: add cttimeout infrastructure for fine timeout tuning

2012-03-07 17:41:22 +01:00

nf_conntrack_proto_generic.c

netfilter: add cttimeout infrastructure for fine timeout tuning

2012-03-07 17:41:22 +01:00

nf_conntrack_proto_gre.c

netfilter: add cttimeout infrastructure for fine timeout tuning

2012-03-07 17:41:22 +01:00

nf_conntrack_proto_sctp.c

netfilter: add cttimeout infrastructure for fine timeout tuning

2012-03-07 17:41:22 +01:00

nf_conntrack_proto_tcp.c

netfilter: Mark SYN/ACK packets as invalid from original direction

2012-11-26 11:37:48 -08:00

nf_conntrack_proto_udp.c

netfilter: add cttimeout infrastructure for fine timeout tuning

2012-03-07 17:41:22 +01:00

nf_conntrack_proto_udplite.c

netfilter: add cttimeout infrastructure for fine timeout tuning

2012-03-07 17:41:22 +01:00

nf_conntrack_proto.c

netfilter: cttimeout: fix dependency with l4protocol conntrack module

2012-03-23 00:52:01 +01:00

nf_conntrack_sane.c

netfilter: add more values to enum ip_conntrack_info

2011-06-06 01:35:10 +02:00

nf_conntrack_sip.c

netfilter: add more values to enum ip_conntrack_info

2011-06-06 01:35:10 +02:00

nf_conntrack_snmp.c

…

nf_conntrack_standalone.c

netfilter: provide config option to disable ancient procfs parts

2011-12-27 20:45:28 +01:00

nf_conntrack_tftp.c

…

nf_conntrack_timeout.c

netfilter: nf_ct_ext: add timeout extension

2012-03-07 17:41:25 +01:00

nf_conntrack_timestamp.c

module_param: make bool parameters really bool (net & drivers/net)

2011-12-19 22:27:29 -05:00

nf_internals.h

…

nf_log.c

net: reintroduce missing rcu_assign_pointer() calls

2012-01-12 12:26:56 -08:00

nf_queue.c

netfilter: nf_queue: fix queueing of bridged gro skbs

2012-02-09 20:47:53 +01:00

nf_sockopt.c

…

nf_tproxy_core.c

…

nfnetlink_acct.c

net/netfilter/nfnetlink_acct.c: use linux/atomic.h

2012-04-01 16:47:12 -04:00

nfnetlink_cttimeout.c

netfilter: cttimeout: fix dependency with l4protocol conntrack module

2012-03-23 00:52:01 +01:00

nfnetlink_log.c

netfilter: Remove unnecessary OOM logging messages

2011-11-01 09:19:49 +01:00

nfnetlink_queue.c

netfilter: nf_queue: reject NF_STOLEN verdicts from userspace

2011-08-30 15:01:20 +02:00

nfnetlink.c

Remove all #inclusions of asm/system.h

2012-03-28 18:30:03 +01:00

x_tables.c

net: Fix files explicitly needing to include module.h

2011-10-31 19:30:28 -04:00

xt_addrtype.c

net:netfilter: use IS_ENABLED

2011-12-16 15:49:52 -05:00

xt_AUDIT.c

ipv6: Add fragment reporting to ipv6_skip_exthdr().

2011-12-03 09:35:10 -08:00

xt_CHECKSUM.c

…

xt_CLASSIFY.c

…

xt_cluster.c

…

xt_comment.c

…

xt_connbytes.c

Merge branch 'nf-next' of git://1984.lsi.us.es/net-next

2011-12-25 02:21:45 -05:00

xt_connlimit.c

…

xt_connmark.c

…

xt_CONNSECMARK.c

…

xt_conntrack.c

netfilter: revert a2361c8735

2011-05-10 12:13:36 +02:00

xt_cpu.c

…

xt_CT.c

netfilter: xt_CT: fix wrong checking in the timeout assignment path

2012-04-30 10:40:36 +02:00

xt_dccp.c

…

xt_devgroup.c

…

xt_dscp.c

…

xt_DSCP.c

netfilter: IPv6: fix DSCP mangle code

2011-05-10 10:00:21 +02:00

xt_ecn.c

netfilter: xtables: collapse conditions in xt_ecn

2011-12-27 20:45:25 +01:00

xt_esp.c

…

xt_hashlimit.c

netfilter: limit, hashlimit: avoid duplicated inline

2012-10-21 09:28:00 -07:00

xt_helper.c

…

xt_hl.c

netfilter: Reduce switch/case indent

2011-07-01 16:11:15 -07:00

xt_HL.c

netfilter: Reduce switch/case indent

2011-07-01 16:11:15 -07:00

xt_IDLETIMER.c

netfilter: Remove unnecessary OOM logging messages

2011-11-01 09:19:49 +01:00

xt_iprange.c

…

xt_ipvs.c

…

xt_LED.c

…

xt_length.c

…

xt_limit.c

netfilter: xt_limit: have r->cost != 0 case work

2012-10-21 09:28:00 -07:00

xt_LOG.c

netfilter: xt_LOG: use CONFIG_IP6_NF_IPTABLES instead of CONFIG_IPV6

2012-03-22 11:50:56 +01:00

xt_mac.c

…

xt_mark.c

…

xt_multiport.c

…

xt_nfacct.c

netfilter: xtables: add nfacct match to support extended accounting

2011-12-25 02:43:17 +01:00

xt_NFLOG.c

…

xt_NFQUEUE.c

net:netfilter: use IS_ENABLED

2011-12-16 15:49:52 -05:00

xt_NOTRACK.c

…

xt_osf.c

net,rcu: convert call_rcu(xt_osf_finger_free_rcu) to kfree_rcu()

2011-05-07 22:51:12 -07:00

xt_owner.c

…

xt_physdev.c

…

xt_pkttype.c

…

xt_policy.c

…

xt_quota.c

net: Fix files explicitly needing to include module.h

2011-10-31 19:30:28 -04:00

xt_rateest.c

netfilter: xt_rateest: fix xt_rateest_mt_checkentry()

2011-07-29 16:24:46 +02:00

xt_RATEEST.c

net,rcu: Convert call_rcu(xt_rateest_free_rcu) to kfree_rcu()

2011-07-20 14:10:19 -07:00

xt_realm.c

…

xt_recent.c

…

xt_repldata.h

…

xt_sctp.c

…

xt_SECMARK.c

…

xt_set.c

netfilter: ipset: timeout fixing bug broke SET target special timeout value

2012-10-21 09:28:00 -07:00

xt_socket.c

net:netfilter: use IS_ENABLED

2011-12-16 15:49:52 -05:00

xt_state.c

…

xt_statistic.c

net: Fix files explicitly needing to include module.h

2011-10-31 19:30:28 -04:00

xt_string.c

…

xt_tcpmss.c

…

xt_TCPMSS.c

net:netfilter: use IS_ENABLED

2011-12-16 15:49:52 -05:00

xt_TCPOPTSTRIP.c

net:netfilter: use IS_ENABLED

2011-12-16 15:49:52 -05:00

xt_tcpudp.c

…

xt_TEE.c

netfilter: ip6_route_output() never returns NULL.

2012-02-22 15:30:15 -05:00

xt_time.c

…

xt_TPROXY.c

net:netfilter: use IS_ENABLED

2011-12-16 15:49:52 -05:00

xt_TRACE.c

…

xt_u32.c

…