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613fd02620
linux/net
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Kuniyuki Iwashima 613fd02620 net: Fix data-races around sysctl_[rw]mem(_offset)?. 
[ Upstream commit 0273954595 ]

While reading these sysctl variables, they can be changed concurrently.
Thus, we need to add READ_ONCE() to their readers.

  - .sysctl_rmem
  - .sysctl_rwmem
  - .sysctl_rmem_offset
  - .sysctl_wmem_offset
  - sysctl_tcp_rmem[1, 2]
  - sysctl_tcp_wmem[1, 2]
  - sysctl_decnet_rmem[1]
  - sysctl_decnet_wmem[1]
  - sysctl_tipc_rmem[1]

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-08-31 17:15:19 +02:00
..
6lowpan
9p net/9p: Initialize the iounit field during fid creation 2022-08-21 15:16:26 +02:00
802
8021q net: make free_netdev() more lenient with unregistering devices 2022-07-29 17:19:07 +02:00
appletalk
atm
ax25 net: ax25: Fix deadlock caused by skb_recv_datagram in ax25_recvmsg 2022-06-22 14:13:17 +02:00
batman-adv batman-adv: Don't skb_split skbuffs with frag_list 2022-05-18 10:23:42 +02:00
bluetooth Bluetooth: L2CAP: Fix l2cap_global_chan_by_psm regression 2022-08-21 15:16:26 +02:00
bpf bpf: Add PROG_TEST_RUN support for sk_lookup programs 2022-08-03 12:00:52 +02:00
bpfilter
bridge netfilter: ebtables: reject blobs that don't provide all entry points 2022-08-31 17:15:17 +02:00
caif
can can: j1939: j1939_session_destroy(): fix memory leak of skbs 2022-08-25 11:38:23 +02:00
ceph libceph: fix potential use-after-free on linger ping and resends 2022-05-25 09:17:56 +02:00
core devlink: Fix use-after-free after a failed reload 2022-08-25 11:37:57 +02:00
dcb net: dcb: disable softirqs in dcbnl_flush_dev() 2022-03-08 19:09:37 +01:00
dccp dccp: put dccp_qpolicy_full() and dccp_qpolicy_push() in the same lock 2022-08-21 15:15:52 +02:00
decnet net: Fix data-races around sysctl_[rw]mem(_offset)?. 2022-08-31 17:15:19 +02:00
dns_resolver
dsa net: dsa: Add missing of_node_put() in dsa_port_link_register_of 2022-05-09 09:05:02 +02:00
ethernet
ethtool ethtool: do not perform operations on net devices being unregistered 2021-12-17 10:14:41 +01:00
hsr
ieee802154 net: ieee802154: Return meaningful error codes from the netlink helpers 2022-02-08 18:30:37 +01:00
ife
ipv4 net: Fix data-races around sysctl_[rw]mem(_offset)?. 2022-08-31 17:15:19 +02:00
ipv6 ipv6: do not use RT_TOS for IPv6 flowlabel 2022-08-25 11:37:59 +02:00
iucv
kcm
key af_key: Do not call xfrm_probe_algs in parallel 2022-08-31 17:15:15 +02:00
l2tp ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg 2022-06-22 14:13:15 +02:00
l3mdev l3mdev: l3mdev_master_upper_ifindex_by_index_rcu should be using netdev_master_upper_dev_get_rcu 2022-04-27 13:53:50 +02:00
lapb
llc llc: only change llc->dev when bind() succeeds 2022-03-28 09:57:10 +02:00
mac80211 mac80211: fix a memory leak where sta_info is not freed 2022-08-21 15:16:25 +02:00
mac802154
mpls net: mpls: Fix notifications when deleting a device 2021-12-08 09:03:23 +01:00
mptcp net: Fix data-races around sysctl_[rw]mem(_offset)?. 2022-08-31 17:15:19 +02:00
ncsi net/ncsi: check for error return from call to nla_put_u32 2022-01-05 12:40:32 +01:00
netfilter netfilter: nf_tables: disallow binding to already bound chain 2022-08-31 17:15:19 +02:00
netlabel netlabel: fix out-of-bounds memory accesses 2022-04-13 21:01:00 +02:00
netlink net: genl: fix error path memory leak in policy dumping 2022-08-25 11:38:07 +02:00
netrom netrom: fix api breakage in nr_setsockopt() 2022-01-27 10:54:03 +01:00
nfc NFC: NULL out the dev->rfkill to prevent UAF 2022-06-09 10:21:01 +02:00
nsh
openvswitch net: openvswitch: fix parsing of nw_proto for IPv6 fragments 2022-06-29 08:59:45 +02:00
packet net/packet: fix packet_sock xmit return value checking 2022-04-27 13:53:50 +02:00
phonet phonet: refcount leak in pep_sock_accep 2022-01-11 15:25:01 +01:00
psample
qrtr qrtr: Convert qrtr_ports from IDR to XArray 2022-08-25 11:38:23 +02:00
rds rds: add missing barrier to release_refill 2022-08-25 11:37:49 +02:00
rfkill
rose rose: check NULL rose_loopback_neigh->loopback 2022-08-31 17:15:16 +02:00
rxrpc rxrpc: Fix decision on when to generate an IDLE ACK 2022-06-09 10:21:12 +02:00
sched net_sched: cls_route: disallow handle of 0 2022-08-21 15:16:26 +02:00
sctp sctp: leave the err path free in sctp_stream_init to sctp_stream_free 2022-08-03 12:00:49 +02:00
smc tcp: Fix data-races around keepalive sysctl knobs. 2022-07-29 17:19:16 +02:00
strparser bpf: sockmap, strparser, and tls are reusing qdisc_skb_cb and colliding 2021-11-18 14:04:27 +01:00
sunrpc SUNRPC: RPC level errors should set task->tk_rpc_status 2022-08-31 17:15:15 +02:00
switchdev
tipc net: Fix data-races around sysctl_[rw]mem(_offset)?. 2022-08-31 17:15:19 +02:00
tls net/tls: Remove the context from the list in tls_device_down 2022-08-03 12:00:46 +02:00
unix af_unix: Fix a data-race in unix_dgram_peer_wake_me(). 2022-06-14 18:32:40 +02:00
vmw_vsock vsock: Set socket state back to SS_UNCONNECTED in vsock_connect_timeout() 2022-08-25 11:37:59 +02:00
wimax
wireless cfg80211: declare MODULE_FIRMWARE for regulatory.db 2022-06-09 10:21:26 +02:00
x25 net/x25: Fix null-ptr-deref caused by x25_disconnect 2022-04-08 14:40:30 +02:00
xdp xsk: Clear page contiguity bit when unmapping pool 2022-07-12 16:32:21 +02:00
xfrm xfrm: policy: fix metadata dst->dev xmit null pointer dereference 2022-08-31 17:15:15 +02:00
compat.c
devres.c
Kconfig
Makefile
socket.c
sysctl_net.c