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Lorenzo Bianconi 59b54f0563 wifi: mac8021: fix possible oob access in ieee80211_get_rate_duration 
[ Upstream commit 3e8f7abcc3473bc9603323803aeaed4ffcc3a2ab ]

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: db3e1c40cf2f ("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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-12-08 11:28:40 +01:00
..
aead_api.c
mac80211: Check crypto_aead_encrypt for errors
2021-03-16 21:20:41 +01:00
aead_api.h
…
aes_ccm.h
…
aes_cmac.c
mac80211: aes_cmac: check crypto_shash_setkey() return value
2021-04-19 12:01:40 +02:00
aes_cmac.h
…
aes_gcm.h
…
aes_gmac.c
mac80211: Check crypto_aead_encrypt for errors
2021-03-16 21:20:41 +01:00
aes_gmac.h
…
agg-rx.c
mac80211: fix memory leaks with element parsing
2022-10-15 07:59:05 +02:00
agg-tx.c
mac80211: refuse aggregations sessions before authorized
2022-03-19 13:47:48 +01:00
airtime.c
wifi: mac8021: fix possible oob access in ieee80211_get_rate_duration
2022-12-08 11:28:40 +01:00
cfg.c
wifi: mac80211: allow bw change during channel switch in mesh
2022-10-26 12:34:39 +02:00
chan.c
wifi: mac80211: fix use-after-free in chanctx code
2022-06-09 10:23:18 +02:00
debug.h
…
debugfs_key.c
mac80211: remove trailing semicolon in macro definitions
2020-12-11 12:51:55 +01:00
debugfs_key.h
…
debugfs_netdev.c
mac80211: Switch to a virtual time-based airtime scheduler
2021-06-23 18:12:00 +02:00
debugfs_netdev.h
…
debugfs_sta.c
mac80211: Switch to a virtual time-based airtime scheduler
2021-06-23 18:12:00 +02:00
debugfs_sta.h
…
debugfs.c
mac80211: Switch to a virtual time-based airtime scheduler
2021-06-23 18:12:00 +02:00
debugfs.h
…
driver-ops.c
mac80211: fix station rate table updates on assoc
2021-02-01 15:07:09 +01:00
driver-ops.h
mac80211: mark TX-during-stop for TX in in_reconfig
2021-12-22 09:32:34 +01:00
ethtool.c
…
fils_aead.c
…
fils_aead.h
…
he.c
mac80211: fix NULL ptr dereference during mesh peer connection for non HE devices
2021-06-23 18:06:44 +02:00
ht.c
mac80211: allow SMPS requests only in client mode
2021-06-23 11:29:13 +02:00
ibss.c
mac80211: fix memory leaks with element parsing
2022-10-15 07:59:05 +02:00
ieee80211_i.h
wifi: mac80211: fix MBSSID parsing use-after-free
2022-10-15 07:59:05 +02:00
iface.c
mac80211: fix monitor_sdata RCU/locking assertions
2021-11-25 09:48:34 +01:00
Kconfig
ath9k: fix build error with LEDS_CLASS=m
2021-01-28 09:29:34 +02:00
key.c
mac80211: prevent mixed key and fragment cache attacks
2021-05-11 20:12:51 +02:00
key.h
mac80211: prevent mixed key and fragment cache attacks
2021-05-11 20:12:51 +02:00
led.c
mac80211: don't open-code LED manipulations
2021-06-23 11:29:12 +02:00
led.h
mac80211: fix throughput LED trigger
2021-12-08 09:04:38 +01:00
main.c
wifi: mac80211: fix memory free error when registering wiphy fail
2022-12-02 17:41:01 +01:00
Makefile
mac80211: remove legacy minstrel rate control
2021-01-22 09:11:37 +01:00
mesh_hwmp.c
mac80211: always allocate struct ieee802_11_elems
2022-10-15 07:59:05 +02:00
mesh_pathtbl.c
wifi: mac80211: Fix ack frame idr leak when mesh has no route
2022-12-02 17:41:01 +01:00
mesh_plink.c
mac80211: always allocate struct ieee802_11_elems
2022-10-15 07:59:05 +02:00
mesh_ps.c
mac80211: mesh: fix potentially unaligned access
2021-09-23 13:25:09 +02:00
mesh_sync.c
mac80211: mesh: clean up rx_bcn_presp API
2022-10-15 07:59:04 +02:00
mesh.c
mac80211: always allocate struct ieee802_11_elems
2022-10-15 07:59:05 +02:00
mesh.h
mac80211: mesh: embedd mesh_paths and mpp_paths into ieee80211_if_mesh
2022-01-11 15:35:13 +01:00
michael.c
…
michael.h
…
mlme.c
mac80211: fix memory leaks with element parsing
2022-10-15 07:59:05 +02:00
ocb.c
…
offchannel.c
mac80211: Inform AP when returning operating channel
2020-09-28 13:18:53 +02:00
pm.c
cfg80211: avoid holding the RTNL when calling the driver
2021-01-26 11:55:50 +01:00
rate.c
Revert "mac80211: do not use low data rates for data frames with no ack flag"
2021-09-23 12:59:29 +02:00
rate.h
mac80211: populate debugfs only after cfg80211 init
2020-04-24 11:30:13 +02:00
rc80211_minstrel_ht_debugfs.c
mac80211: minstrel_ht: show sampling rates in debugfs
2021-02-12 08:58:11 +01:00
rc80211_minstrel_ht.c
mac80211: minstrel_ht: fix where rate stats are stored (fixes debugfs output)
2022-06-09 10:22:31 +02:00
rc80211_minstrel_ht.h
mac80211: minstrel_ht: remove sample rate switching code for constrained devices
2021-02-12 08:58:22 +01:00
rx.c
wifi: mac80211: fix crash in beacon protection for P2P-device
2022-10-15 07:59:03 +02:00
s1g.c
wifi: mac80211: Set TWT Information Frame Disabled bit as 1
2022-11-16 09:58:14 +01:00
scan.c
mac80211: always allocate struct ieee802_11_elems
2022-10-15 07:59:05 +02:00
spectmgmt.c
mac80211: 160MHz with extended NSS BW in CSA
2021-01-21 13:39:11 +01:00
sta_info.c
net: Use u64_stats_fetch_begin_irq() for stats fetch.
2022-09-08 12:28:07 +02:00
sta_info.h
mac80211: fix regression in SSN handling of addba tx
2021-12-22 09:32:34 +01:00
status.c
mac80211: introduce individual TWT support in AP mode
2021-08-24 10:30:43 +02:00
tdls.c
mac80211: always allocate struct ieee802_11_elems
2022-10-15 07:59:05 +02:00
tkip.c
…
tkip.h
…
trace_msg.h
…
trace.c
…
trace.h
mac80211: introduce individual TWT support in AP mode
2021-08-24 10:30:43 +02:00
tx.c
wifi: mac80211: fix regression with non-QoS drivers
2022-10-05 10:39:43 +02:00
util.c
wifi: mac80211: fix MBSSID parsing use-after-free
2022-10-15 07:59:05 +02:00
vht.c
mac80211: remove NSS number of 160MHz if not support 160MHz for HE
2021-01-21 13:45:13 +01:00
wep.c
…
wep.h
…
wme.c
wifi: mac80211: fix queue selection for mesh/OCB interfaces
2022-07-21 21:24:13 +02:00
wme.h
…
wpa.c
mac80211: fix use-after-free in CCMP/GCMP RX
2021-09-27 11:59:49 +02:00
wpa.h
…