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cf9dc09d0949f0b5953fb08caa10bba0dc7ee71f
linux/include/net
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Hannes Frederic Sowa 85fbaa7503 inet: fix addr_len/msg->msg_namelen assignment in recv_error and rxpmtu functions 
Commit bceaa90240 ("inet: prevent leakage
of uninitialized memory to user in recv syscalls") conditionally updated
addr_len if the msg_name is written to. The recv_error and rxpmtu
functions relied on the recvmsg functions to set up addr_len before.

As this does not happen any more we have to pass addr_len to those
functions as well and set it to the size of the corresponding sockaddr
length.

This broke traceroute and such.

Fixes: bceaa90240 ("inet: prevent leakage of uninitialized memory to user in recv syscalls")
Reported-by: Brad Spengler <spender@grsecurity.net>
Reported-by: Tom Labanowski
Cc: mpb <mpb.mail@gmail.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-11-23 14:46:23 -08:00
..
9p
Merge tag 'for-linus-3.12-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs
2013-09-11 12:34:13 -07:00
bluetooth
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
2013-11-15 16:47:22 -08:00
caif
caif_hsi.h: Remove extern from function prototypes
2013-09-23 16:29:41 -04:00
irda
irda: update comment mentioning IRQF_DISABLED
2013-10-17 15:13:20 -04:00
iucv
af_iucv: fix recvmsg by replacing skb_pull() function
2013-04-08 17:16:57 -04:00
netfilter
netfilter: push reasm skb through instead of original frag skbs
2013-11-11 00:19:35 -05:00
netns
tcp_memcontrol: Remove the per netns control.
2013-10-21 18:43:02 -04:00
nfc
NFC: NCI: Modify NCI SPI to implement CS/INT handshake per the spec
2013-09-25 14:59:56 +02:00
phonet
net: remove my future former mail address
2012-06-17 16:29:38 -07:00
sctp
net: sctp: fix and consolidate SCTP checksumming code
2013-11-03 23:04:57 -05:00
tc_act
net/sched: add ACT_CSUM action to update packets checksums
2010-08-20 01:42:59 -07:00
act_api.h
net: Remove extern from include/net/ scheduling prototypes
2013-07-31 17:24:22 -07:00
addrconf.h
IPv6 NAT: Do not drop DNATed 6to4/6rd packets
2013-09-28 15:56:15 -04:00
af_ieee802154.h
…
af_rxrpc.h
af_rxrpc.h: Remove extern from function prototypes
2013-07-31 17:50:01 -07:00
af_unix.h
af_unix: improve STREAM behavior with fragmented memory
2013-08-10 01:16:44 -07:00
af_vsock.h
VSOCK: Move af_vsock.h and vsock_addr.h to include/net
2013-07-27 22:14:06 -07:00
ah.h
ipsec: update MAX_AH_AUTH_LEN to support sha512
2011-01-13 21:48:25 -08:00
arp.h
arp/neighbour.h: Remove extern from function prototypes
2013-07-31 17:50:02 -07:00
atmclip.h
atm: clip: Use device neigh support on top of "arp_tbl".
2011-11-30 18:51:03 -05:00
ax25.h
ax25.h: Remove extern from function prototypes
2013-07-31 17:50:02 -07:00
ax88796.h
…
busy_poll.h
net: add cpu_relax to busy poll loop
2013-08-28 17:45:48 -04:00
cfg80211-wext.h
cfg80211: remove unused wext handler exports
2011-08-08 14:26:29 -04:00
cfg80211.h
cfg80211: export reg_initiator_name()
2013-10-28 15:05:27 +01:00
checksum.h
net: checksum: fix warning in skb_checksum
2013-11-04 15:27:08 -05:00
cipso_ipv4.h
net: fix cipso packet validation when !NETLABEL
2013-10-19 18:55:42 -04:00
cls_cgroup.h
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
2013-09-05 14:54:29 -07:00
codel.h
net: codel: Avoid undefined behavior from signed overflow
2013-11-04 20:01:29 -05:00
compat.h
compat.h: Remove extern from function prototypes
2013-09-20 14:49:32 -04:00
datalink.h
…
dcbevent.h
dcbevent.h: Remove extern from function prototypes
2013-09-20 14:49:32 -04:00
dcbnl.h
net/dcb: Add an optional max rate attribute
2012-04-05 05:08:04 -04:00
dn_dev.h
decnet (dn*.h): Remove extern from function prototypes
2013-09-20 14:49:32 -04:00
dn_fib.h
decnet (dn*.h): Remove extern from function prototypes
2013-09-20 14:49:32 -04:00
dn_neigh.h
decnet (dn*.h): Remove extern from function prototypes
2013-09-20 14:49:32 -04:00
dn_nsp.h
decnet (dn*.h): Remove extern from function prototypes
2013-09-20 14:49:32 -04:00
dn_route.h
decnet (dn*.h): Remove extern from function prototypes
2013-09-20 14:49:32 -04:00
dn.h
decnet (dn*.h): Remove extern from function prototypes
2013-09-20 14:49:32 -04:00
dsa.h
dsa: Include linux/if_ether.h to fix build error
2011-12-01 11:41:06 -05:00
dsfield.h
ipv6: Optimize ipv6_change_dsfield().
2013-01-09 23:59:53 -08:00
dst_ops.h
net: Fix warnings in dst_ops.h
2012-07-19 10:43:03 -07:00
dst.h
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2013-10-23 16:49:34 -04:00
esp.h
net: move pskb_put() to core code
2013-11-07 19:28:58 -05:00
ethoc.h
…
fib_rules.h
fib_rules.h: Remove extern from function prototypes
2013-09-20 14:49:33 -04:00
firewire.h
firewire net, ipv4 arp: Extend hardware address and remove driver-level packet inspection.
2013-03-26 12:32:13 -04:00
flow_keys.h
flow_dissector: factor out the ports extraction in skb_flow_get_ports
2013-10-03 15:36:37 -04:00
flow.h
flow.h/flow_keys.h: Remove extern from function prototypes
2013-09-20 14:49:33 -04:00
garp.h
garp.h: Remove extern from function prototypes
2013-09-20 14:49:33 -04:00
gen_stats.h
gen_stats.h: Remove extern from function prototypes
2013-09-20 14:49:33 -04:00
genetlink.h
genetlink: fix genl_set_err() group ID
2013-11-21 13:09:43 -05:00
gre.h
ipv4: generalize gre_handle_offloads
2013-10-19 19:36:18 -04:00
gro_cells.h
gro: Fix kcalloc argument order
2013-01-27 22:46:33 -05:00
icmp.h
icmp.h: Remove extern from function prototypes
2013-09-20 14:49:33 -04:00
ieee80211_radiotap.h
mac80211: add radiotap flag and handling for 5/10 MHz
2013-07-16 09:58:05 +03:00
ieee802154_netdev.h
ieee802154/nl-mac.c: make some MLME operations optional
2013-04-08 12:00:16 -04:00
ieee802154.h
6LoWPAN: add fragmentation support
2011-11-14 00:19:42 -05:00
if_inet6.h
ipv6: Remove privacy config option.
2013-10-28 20:07:50 -04:00
inet6_connection_sock.h
inet*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
inet6_hashtables.h
ipv6: split inet6_ehashfn to hash functions per compilation unit
2013-10-19 19:45:34 -04:00
inet_common.h
inet*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
inet_connection_sock.h
inet*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
inet_ecn.h
net: Correct comparisons and calculations using skb->tail and skb-transport_header
2013-05-28 23:49:07 -07:00
inet_frag.h
inet: remove old fragmentation hash initializing
2013-10-23 17:01:41 -04:00
inet_hashtables.h
tcp/dccp: remove twchain
2013-10-08 23:19:24 -04:00
inet_sock.h
inet: convert inet_ehash_secret and ipv6_hash_secret to net_get_random_once
2013-10-19 19:45:35 -04:00
inet_timewait_sock.h
netdev: inet_timewait_sock.h missing semi-colon when KMEMCHECK is enabled
2013-10-17 15:56:53 -04:00
inetpeer.h
inet*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
ip6_checksum.h
net: fix build errors if ipv6 is disabled
2013-10-09 13:04:03 -04:00
ip6_fib.h
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2013-11-04 13:48:30 -05:00
ip6_route.h
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2013-10-23 16:49:34 -04:00
ip6_tunnel.h
tunnels: harmonize cleanup done on skb on xmit path
2013-09-04 00:27:25 -04:00
ip_fib.h
ip*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
ip_tunnels.h
ipv4: generalize gre_handle_offloads
2013-10-19 19:36:18 -04:00
ip_vs.h
netfilter: push reasm skb through instead of original frag skbs
2013-11-11 00:19:35 -05:00
ip.h
inet: fix addr_len/msg->msg_namelen assignment in recv_error and rxpmtu functions
2013-11-23 14:46:23 -08:00
ipcomp.h
…
ipconfig.h
…
ipv6.h
inet: fix addr_len/msg->msg_namelen assignment in recv_error and rxpmtu functions
2013-11-23 14:46:23 -08:00
ipx.h
ipx.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
iw_handler.h
iw_handler.h: Remove extern from function prototypes
2013-09-21 14:01:39 -04:00
lapb.h
lapb.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
lib80211.h
hostap: Don't use create_proc_read_entry()
2013-04-29 15:41:56 -04:00
llc_c_ac.h
llc*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
llc_c_ev.h
llc*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
llc_c_st.h
…
llc_conn.h
llc*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
llc_if.h
llc*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
llc_pdu.h
llc*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
llc_s_ac.h
llc*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
llc_s_ev.h
llc*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
llc_s_st.h
…
llc_sap.h
llc*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
llc.h
llc*.h: Remove extern from function prototypes
2013-09-21 14:01:38 -04:00
mac80211.h
mac80211: add ieee80211_tx_prepare_skb() helper function
2013-10-28 15:05:27 +01:00
mac802154.h
mac802154: correct a typo in ieee802154_alloc_device() prototype
2013-10-21 18:56:23 -04:00
mip6.h
net: use __packed annotation
2010-06-03 03:21:52 -07:00
mld.h
net: ipv6: mld: get rid of MLDV2_MRC and simplify calculation
2013-09-04 14:53:20 -04:00
mrp.h
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2013-10-01 17:06:14 -04:00
ndisc.h
ndisc.h: Remove extern from function prototypes
2013-09-21 14:01:39 -04:00
neighbour.h
arp/neighbour.h: Remove extern from function prototypes
2013-07-31 17:50:02 -07:00
net_namespace.h
netfilter: nf_tables: complete net namespace support
2013-10-14 18:00:59 +02:00
net_ratelimit.h
net: Kill ratelimit.h dependency in linux/net.h
2011-05-27 13:41:33 -04:00
netdma.h
…
netevent.h
netevent/netlink.h: Remove extern from function prototypes
2013-09-21 14:01:39 -04:00
netlabel.h
userns: Convert the audit loginuid to be a kuid
2012-09-17 18:08:54 -07:00
netlink.h
netevent/netlink.h: Remove extern from function prototypes
2013-09-21 14:01:39 -04:00
netprio_cgroup.h
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
2013-09-05 14:54:29 -07:00
netrom.h
netrom.h: Remove extern from function prototypes
2013-09-21 14:01:39 -04:00
nexthop.h
…
nl802154.h
…
p8022.h
p8022.h: Remove extern from function prototypes
2013-09-21 14:01:39 -04:00
ping.h
inet: fix addr_len/msg->msg_namelen assignment in recv_error and rxpmtu functions
2013-11-23 14:46:23 -08:00
pkt_cls.h
net: Remove extern from include/net/ scheduling prototypes
2013-07-31 17:24:22 -07:00
pkt_sched.h
qdisc: allow setting default queuing discipline
2013-08-31 00:32:32 -04:00
protocol.h
protocol.h: Remove extern from function prototypes
2013-09-23 01:51:08 -04:00
psnap.h
psnap.h: Remove extern from function prototypes
2013-09-23 01:51:08 -04:00
raw.h
raw/rawv6.h: Remove extern from function prototypes
2013-09-23 01:51:08 -04:00
rawv6.h
raw/rawv6.h: Remove extern from function prototypes
2013-09-23 01:51:08 -04:00
red.h
net_sched: red: Make minor corrections to comments
2012-04-16 23:53:11 -04:00
regulatory.h
regulatory: use RCU to protect last_request
2013-01-03 13:01:30 +01:00
request_sock.h
inet: includes a sock_common in request_sock
2013-10-10 00:08:07 -04:00
rose.h
rose.h: Remove extern from function prototypes
2013-09-23 01:51:08 -04:00
route.h
ipv4: introduce new IP_MTU_DISCOVER mode IP_PMTUDISC_INTERFACE
2013-11-05 21:52:27 -05:00
rtnetlink.h
rtnetlink.h: Remove extern from function prototypes
2013-09-23 01:51:09 -04:00
sch_generic.h
net_sched: add u64 rate to psched_ratecfg_precompute()
2013-09-20 14:41:02 -04:00
scm.h
scm.h: Remove extern from function prototypes
2013-09-23 01:51:09 -04:00
secure_seq.h
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2013-10-01 17:06:14 -04:00
slhc_vj.h
…
snmp.h
net: avoid reloads in SNMP_UPD_PO_STATS
2012-08-06 13:40:47 -07:00
sock.h
net: Dereference pointer-value of sk_prot->memory_pressure
2013-10-23 16:15:01 -04:00
stp.h
stp.h: Remove extern from function prototypes
2013-09-23 01:51:09 -04:00
tcp_memcontrol.h
tcp_memcontrol: Kill struct tcp_memcontrol
2013-10-21 18:43:02 -04:00
tcp_states.h
…
tcp.h
tcp: properly handle stretch acks in slow start
2013-11-04 19:57:59 -05:00
timewait_sock.h
[PATCH] tcp: Cache inetpeer in timewait socket, and only when necessary.
2012-06-09 14:56:12 -07:00
transp_v6.h
transp_v6.h: style neatening
2013-06-04 16:43:42 -07:00
udp.h
udp: Remove unnecessary semicolon from do{}while (0) macro
2013-11-07 02:14:33 -05:00
udplite.h
udplite.h: Remove extern from function prototypes
2013-09-23 16:29:40 -04:00
vsock_addr.h
VSOCK: Move af_vsock.h and vsock_addr.h to include/net
2013-07-27 22:14:06 -07:00
vxlan.h
vxlan: Have the NIC drivers do less work for offloads
2013-10-29 02:39:13 -07:00
wext.h
wext.h: Remove extern from function prototypes
2013-09-23 16:29:40 -04:00
wimax.h
wimax.h: Remove extern from function prototypes
2013-09-23 16:29:41 -04:00
wpan-phy.h
mac802154: monitor device support
2012-05-16 15:17:08 -04:00
x25.h
x25.h: Remove extern from function prototypes
2013-09-23 16:29:41 -04:00
x25device.h
X25: Add if_x25.h and x25 to device identifiers
2010-04-22 16:12:36 -07:00
xfrm.h
ipv6: Add a receive path hook for vti6 in xfrm6_mode_tunnel.
2013-10-09 13:16:36 +02:00