linux/net
Lorenzo Bianconi 3e8f7abcc3 wifi: mac8021: fix possible oob access in ieee80211_get_rate_duration
Fix possible out-of-bound access in ieee80211_get_rate_duration routine
as reported by the following UBSAN report:

UBSAN: array-index-out-of-bounds in net/mac80211/airtime.c:455:47
index 15 is out of range for type 'u16 [12]'
CPU: 2 PID: 217 Comm: kworker/u32:10 Not tainted 6.1.0-060100rc3-generic
Hardware name: Acer Aspire TC-281/Aspire TC-281, BIOS R01-A2 07/18/2017
Workqueue: mt76 mt76u_tx_status_data [mt76_usb]
Call Trace:
 <TASK>
 show_stack+0x4e/0x61
 dump_stack_lvl+0x4a/0x6f
 dump_stack+0x10/0x18
 ubsan_epilogue+0x9/0x43
 __ubsan_handle_out_of_bounds.cold+0x42/0x47
ieee80211_get_rate_duration.constprop.0+0x22f/0x2a0 [mac80211]
 ? ieee80211_tx_status_ext+0x32e/0x640 [mac80211]
 ieee80211_calc_rx_airtime+0xda/0x120 [mac80211]
 ieee80211_calc_tx_airtime+0xb4/0x100 [mac80211]
 mt76x02_send_tx_status+0x266/0x480 [mt76x02_lib]
 mt76x02_tx_status_data+0x52/0x80 [mt76x02_lib]
 mt76u_tx_status_data+0x67/0xd0 [mt76_usb]
 process_one_work+0x225/0x400
 worker_thread+0x50/0x3e0
 ? process_one_work+0x400/0x400
 kthread+0xe9/0x110
 ? kthread_complete_and_exit+0x20/0x20
 ret_from_fork+0x22/0x30

Fixes: db3e1c40cf ("mac80211: Import airtime calculation code from mt76")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2022-11-25 12:45:53 +01:00
..
6lowpan net: 6lowpan: constify lowpan_nhc structures 2022-06-09 21:53:28 +02:00
9p net/9p: clarify trans_fd parse_opt failure handling 2022-10-07 21:23:09 +09:00
802 treewide: use prandom_u32_max() when possible, part 1 2022-10-11 17:42:55 -06:00
8021q net: gro: skb_gro_header helper function 2022-08-25 10:33:21 +02:00
appletalk net: remove noblock parameter from skb_recv_datagram() 2022-04-06 13:45:26 +01:00
atm net/atm: fix proc_mpc_write incorrect return value 2022-10-15 11:08:36 +01:00
ax25 ax25: move from strlcpy with unused retval to strscpy 2022-08-22 17:55:50 -07:00
batman-adv Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-09-22 13:02:10 -07:00
bluetooth Bluetooth: L2CAP: Fix attempting to access uninitialized memory 2022-11-02 16:37:00 -07:00
bpf selftests/bpf: Add tests for kfunc returning a memory pointer 2022-09-07 11:05:17 -07:00
bpfilter uaccess: remove CONFIG_SET_FS 2022-02-25 09:36:06 +01:00
bridge bridge: Fix flushing of dynamic FDB entries 2022-11-02 20:47:09 -07:00
caif caif: move from strlcpy with unused retval to strscpy 2022-08-22 17:57:35 -07:00
can can: j1939: transport: j1939_session_skb_drop_old(): spin_unlock_irqrestore() before kfree_skb() 2022-10-27 13:34:23 +02:00
ceph Random number generator fixes for Linux 6.1-rc1. 2022-10-16 15:27:07 -07:00
core net: gso: fix panic on frag_list with mixed head alloc types 2022-11-03 20:58:09 -07:00
dcb net: dcb: disable softirqs in dcbnl_flush_dev() 2022-03-03 08:01:55 -08:00
dccp treewide: use get_random_{u8,u16}() when possible, part 1 2022-10-11 17:42:58 -06:00
dns_resolver
dsa net: dsa: fall back to default tagger if we can't load the one from DT 2022-10-28 21:58:30 -07:00
ethernet net: gro: skb_gro_header helper function 2022-08-25 10:33:21 +02:00
ethtool ethtool: eeprom: fix null-deref on genl_info in dump 2022-10-24 19:08:07 -07:00
hsr net: hsr: avoid possible NULL deref in skb_clone() 2022-10-18 19:18:27 -07:00
ieee802154 net: ieee802154: fix error return code in dgram_bind() 2022-10-07 09:29:17 +02:00
ife
ipv4 bpf, sockmap: Fix the sk->sk_forward_alloc warning of sk_stream_kill_queues 2022-11-01 21:59:52 +01:00
ipv6 ipv6: fix WARNING in ip6_route_net_exit_late() 2022-11-02 20:47:14 -07:00
iucv net: keep sk->sk_forward_alloc as small as possible 2022-06-10 16:21:27 -07:00
kcm kcm: do not sense pfmemalloc status in kcm_sendpage() 2022-10-27 11:25:13 -07:00
key Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec 2022-08-24 12:51:50 +01:00
l2tp genetlink: start to validate reserved header bytes 2022-08-29 12:47:15 +01:00
l3mdev l3mdev: l3mdev_master_upper_ifindex_by_index_rcu should be using netdev_master_upper_dev_get_rcu 2022-04-15 14:27:24 -07:00
lapb
llc net: rename reference+tracking helpers 2022-06-09 21:52:55 -07:00
mac80211 wifi: mac8021: fix possible oob access in ieee80211_get_rate_duration 2022-11-25 12:45:53 +01:00
mac802154 mac802154: Fix LQI recording 2022-10-24 11:07:39 +02:00
mctp mctp: prevent double key removal and unref 2022-10-12 13:30:50 +01:00
mpls net: Use u64_stats_fetch_begin_irq() for stats fetch. 2022-08-29 13:02:27 +01:00
mptcp mptcp: fix abba deadlock on fastopen 2022-10-24 21:13:56 -07:00
ncsi genetlink: start to validate reserved header bytes 2022-08-29 12:47:15 +01:00
netfilter Merge git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf 2022-11-02 19:46:42 -07:00
netlabel genetlink: start to validate reserved header bytes 2022-08-29 12:47:15 +01:00
netlink genetlink: limit the use of validation workarounds to old ops 2022-10-27 08:20:21 -07:00
netrom net: remove noblock parameter from skb_recv_datagram() 2022-04-06 13:45:26 +01:00
nfc NFC: hci: Split memcpy() of struct hcp_message flexible array 2022-09-27 07:45:18 -07:00
nsh
openvswitch net: openvswitch: add missing .resv_start_op 2022-10-28 20:19:53 -07:00
packet treewide: use prandom_u32_max() when possible, part 1 2022-10-11 17:42:55 -06:00
phonet net: remove noblock parameter from recvmsg() entities 2022-04-12 15:00:25 +02:00
psample genetlink: start to validate reserved header bytes 2022-08-29 12:47:15 +01:00
qrtr net: qrtr: start MHI channel after endpoit creation 2022-08-15 11:21:42 +01:00
rds treewide: use get_random_{u8,u16}() when possible, part 2 2022-10-11 17:42:58 -06:00
rfkill rfkill: make new event layout opt-in 2022-03-18 13:09:17 +02:00
rose rose: Fix NULL pointer dereference in rose_send_frame() 2022-11-02 11:57:30 +00:00
rxrpc rxrpc: remove rxrpc_max_call_lifetime declaration 2022-09-19 17:58:47 -07:00
sched net: sched: Fix use after free in red_enqueue() 2022-10-31 11:55:39 +00:00
sctp treewide: use get_random_{u8,u16}() when possible, part 1 2022-10-11 17:42:58 -06:00
smc net/smc: Fix possible leaked pernet namespace in smc_init() 2022-11-02 20:42:09 -07:00
strparser strparser: pad sk_skb_cb to avoid straddling cachelines 2022-07-08 18:38:44 -07:00
sunrpc SUNRPC: Fix crasher in gss_unwrap_resp_integ() 2022-10-27 15:52:10 -04:00
switchdev net: rename reference+tracking helpers 2022-06-09 21:52:55 -07:00
tipc tipc: fix a null-ptr-deref in tipc_topsrv_accept 2022-10-20 21:08:17 -07:00
tls tls: strp: make sure the TCP skbs do not have overlapping data 2022-10-14 08:25:26 +01:00
unix net: remove SOCK_SUPPORT_ZC from sockmap 2022-10-28 20:21:25 -07:00
vmw_vsock vsock: fix possible infinite sleep in vsock_connectible_wait_data() 2022-11-03 10:49:29 +01:00
wireless wifi: cfg80211: don't allow multi-BSSID in S1G 2022-11-25 12:43:14 +01:00
x25 net/x25: fix call timeouts in blocking connects 2022-08-08 20:48:51 -07:00
xdp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-10-03 17:44:18 -07:00
xfrm treewide: use prandom_u32_max() when possible, part 1 2022-10-11 17:42:55 -06:00
Kconfig Remove DECnet support from kernel 2022-08-22 14:26:30 +01:00
Kconfig.debug net: make NET_(DEV|NS)_REFCNT_TRACKER depend on NET 2022-09-20 14:23:56 -07:00
Makefile Remove DECnet support from kernel 2022-08-22 14:26:30 +01:00
compat.c net: clear msg_get_inq in __get_compat_msghdr() 2022-09-20 08:23:20 -07:00
devres.c
socket.c d_path pile 2022-10-06 16:55:41 -07:00
sysctl_net.c