linux/net
Benjamin Coddington 38b7631fbe nfs4: limit callback decoding to received bytes
A truncated cb_compound request will cause the client to decode null or
data from a previous callback for nfs4.1 backchannel case, or uninitialized
data for the nfs4.0 case. This is because the path through
svc_process_common() advances the request's iov_base and decrements iov_len
without adjusting the overall xdr_buf's len field.  That causes
xdr_init_decode() to set up the xdr_stream with an incorrect length in
nfs4_callback_compound().

Fixing this for the nfs4.1 backchannel case first requires setting the
correct iov_len and page_len based on the length of received data in the
same manner as the nfs4.0 case.

Then the request's xdr_buf length can be adjusted for both cases based upon
the remaining iov_len and page_len.

Signed-off-by: Benjamin Coddington <bcodding@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
2015-11-23 22:03:15 -05:00
..
6lowpan 6lowpan: put mcast compression in an own function 2015-10-21 00:49:25 +02:00
9p IB/cma: Add support for network namespaces 2015-10-28 12:32:48 -04:00
802
8021q vlan: Do not put vlan headers back on bridge and macvlan ports 2015-11-17 14:38:35 -05:00
appletalk
atm
ax25
batman-adv
bluetooth Bluetooth: L2CAP: Add missing checks for invalid LE DCID 2015-11-05 04:04:15 +01:00
bridge switchdev: bridge: Check return code is not EOPNOTSUPP 2015-11-16 14:56:03 -05:00
caif
can can: avoid using timeval for uapi 2015-10-13 17:42:34 +02:00
ceph Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client 2015-11-13 09:24:40 -08:00
core net/core: revert "net: fix __netdev_update_features return.." and add comment 2015-11-17 15:25:45 -05:00
dcb net/dcb: make dcbnl.c explicitly non-modular 2015-10-09 07:52:27 -07:00
dccp tcp/dccp: fix ireq->pktopts race 2015-11-02 15:38:26 -05:00
decnet Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2015-10-17 14:28:03 +02:00
dns_resolver KEYS: Merge the type-specific data with the payload data 2015-10-21 15:18:36 +01:00
dsa net: dsa: use switchdev obj for VLAN add/del ops 2015-11-01 15:56:11 -05:00
ethernet
hsr
ieee802154 net: fix percpu memory leaks 2015-11-02 22:47:14 -05:00
ipv4 raw: increment correct SNMP counters for ICMP messages 2015-11-16 15:08:48 -05:00
ipv6 snmp: Remove duplicate OUTMCAST stat increment 2015-11-16 16:36:32 -05:00
ipx
irda TTY/Serial driver patches for 4.4-rc1 2015-11-04 21:35:12 -08:00
iucv
key af_key: fix two typos 2015-10-23 03:05:19 -07:00
l2tp
l3mdev net: Add netif_is_l3_slave 2015-10-07 04:27:43 -07:00
lapb
llc
mac80211 mac80211: document sleep requirements for channel context ops 2015-11-03 11:15:48 +01:00
mac802154 mac802154: llsec: use kzfree 2015-10-21 00:49:24 +02:00
mpls mpls: reduce memory usage of routes 2015-10-27 19:52:59 -07:00
netfilter ipvs: use skb_to_full_sk() helper 2015-11-15 18:39:48 -05:00
netlabel
netlink mm, page_alloc: distinguish between being unable to sleep, unwilling to sleep and avoiding waking kswapd 2015-11-06 17:50:42 -08:00
netrom
nfc NFC: nci: non-static functions can not be inline 2015-10-28 06:44:45 +01:00
openvswitch Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2015-11-07 13:05:44 -08:00
packet packet: Use PAGE_ALIGNED macro 2015-11-17 15:25:44 -05:00
phonet
rds Merge branch 'akpm' (patches from Andrew) 2015-11-07 14:32:45 -08:00
rfkill
rose
rxrpc mm, page_alloc: distinguish between being unable to sleep, unwilling to sleep and avoiding waking kswapd 2015-11-06 17:50:42 -08:00
sched net_sched: em_meta: use skb_to_full_sk() helper 2015-11-08 20:56:39 -05:00
sctp sctp: translate host order to network order when setting a hmacid 2015-11-15 18:27:27 -05:00
sunrpc nfs4: limit callback decoding to received bytes 2015-11-23 22:03:15 -05:00
switchdev switchdev: respect SKIP_EOPNOTSUPP flag in case there is no recursion 2015-11-03 13:39:21 -05:00
tipc Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2015-11-03 13:41:45 -05:00
unix af_unix: take receive queue lock while appending new skb 2015-11-17 15:25:45 -05:00
vmw_vsock VSOCK: call sk->sk_data_ready() on accept() 2015-11-04 22:03:10 -05:00
wimax
wireless cfg80211: allow AID/listen interval changes for unassociated station 2015-11-03 11:20:29 +01:00
x25
xfrm Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next 2015-10-30 20:51:56 +09:00
compat.c
Kconfig
Makefile
socket.c
sysctl_net.c net: sysctl: fix a kmemleak warning 2015-10-23 06:22:08 -07:00