linux/net/mac80211
Rameshkumar Sundaram 57b341e9ab wifi: mac80211: Allow NSS change only up to capability
Stations can update bandwidth/NSS change in
VHT action frame with action type Operating Mode Notification.
(IEEE Std 802.11-2020 - 9.4.1.53 Operating Mode field)

For Operating Mode Notification, an RX NSS change to a value
greater than AP's maximum NSS should not be allowed.
During fuzz testing, by forcefully sending VHT Op. mode notif.
frames from STA with random rx_nss values, it is found that AP
accepts rx_nss values greater that APs maximum NSS instead of
discarding such NSS change.

Hence allow NSS change only up to maximum NSS that is negotiated
and capped to AP's capability during association.

Signed-off-by: Rameshkumar Sundaram <quic_ramess@quicinc.com>
Link: https://lore.kernel.org/r/20230207114146.10567-1-quic_ramess@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2023-02-14 12:35:02 +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 wifi: mac80211: remove support for AddBA with fragmentation 2022-10-07 15:24:31 +02:00
agg-tx.c wifi: mac80211: Fix iTXQ AMPDU fragmentation handling 2023-01-10 13:24:17 +01:00
airtime.c wifi: mac8021: fix possible oob access in ieee80211_get_rate_duration 2022-11-25 12:45:53 +01:00
cfg.c wifi: mac80211: configure puncturing bitmap 2023-02-14 12:17:22 +01:00
chan.c wifi: mac80211: mlme: handle EHT channel puncturing 2023-02-14 12:01:31 +01:00
debug.h wifi: mac80211: debug: omit link if non-MLO connection 2022-07-15 11:43:14 +02:00
debugfs.c wifi: mac80211: Drop support for TX push path 2022-10-10 11:06:14 +02:00
debugfs.h
debugfs_key.c wifi: mac80211: reorg some iface data structs for MLD 2022-06-20 12:55:06 +02:00
debugfs_key.h
debugfs_netdev.c wifi: mac80211: remove mesh forwarding congestion check 2023-02-14 12:25:23 +01:00
debugfs_netdev.h
debugfs_sta.c wifi: mac80211: Proper mark iTXQs for resumption 2023-01-10 13:24:12 +01:00
debugfs_sta.h wifi: mac80211: add API to show the link STAs in debugfs 2022-10-07 15:23:41 +02:00
driver-ops.c wifi: mac80211: sdata can be NULL during AMPDU start 2023-01-10 13:24:14 +01:00
driver-ops.h wifi: mac80211: Proper mark iTXQs for resumption 2023-01-10 13:24:12 +01:00
eht.c wifi: cfg80211/mac80211: check EHT capability size correctly 2022-08-25 10:41:24 +02:00
ethtool.c wifi: mac80211: read ethtool's sta_stats from sinfo 2022-08-26 09:56:54 +02:00
fils_aead.c mac80211: fils: use cfg80211_find_ext_elem() 2021-10-21 17:01:16 +02:00
fils_aead.h
he.c wifi: mac80211: keep A-MSDU data in sta and per-link 2022-09-06 10:17:08 +02:00
ht.c wifi: mac80211: Fix iTXQ AMPDU fragmentation handling 2023-01-10 13:24:17 +01:00
ibss.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-09-01 12:58:02 -07:00
ieee80211_i.h wifi: mac80211: remove mesh forwarding congestion check 2023-02-14 12:25:23 +01:00
iface.c Revert "wifi: mac80211: fix memory leak in ieee80211_if_add()" 2023-01-16 17:28:52 +02:00
Kconfig ath9k: fix build error with LEDS_CLASS=m 2021-01-28 09:29:34 +02:00
key.c wifi: mac80211: implement link switching 2022-09-06 10:17:20 +02:00
key.h wifi: mac80211: implement link switching 2022-09-06 10:17:20 +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 2021-11-15 10:56:57 +01:00
link.c wifi: mac80211: move color collision detection report in a delayed work 2023-02-14 11:53:21 +01:00
main.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-10 17:43:53 -08:00
Makefile wifi: mac80211: move link code to a new file 2022-09-03 17:02:25 +02:00
mesh.c wifi: mac80211: correct SMPS mode in HE 6 GHz capability 2022-08-26 09:56:36 +02:00
mesh.h mac80211: mesh: embedd mesh_paths and mpp_paths into ieee80211_if_mesh 2022-01-04 15:11:49 +01:00
mesh_hwmp.c wifi: mac80211: fix multi-BSSID element parsing 2022-07-15 11:43:17 +02:00
mesh_pathtbl.c treewide: Convert del_timer*() to timer_shutdown*() 2022-12-25 13:38:09 -08:00
mesh_plink.c wifi: mac80211: fix up link station creation/insertion 2022-07-15 11:43:23 +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 2021-09-23 16:26:33 +02:00
michael.c
michael.h
mlme.c wifi: cfg80211: include puncturing bitmap in channel switch events 2023-02-14 12:14:39 +01:00
ocb.c wifi: mac80211: fix up link station creation/insertion 2022-07-15 11:43:23 +02:00
offchannel.c wifi: mac80211: expand ieee80211_mgmt_tx() for MLO 2022-07-22 14:28:35 +02:00
pm.c mac80211: Prevent AP probing during suspend 2021-10-21 17:27:51 +02:00
rate.c wifi: mac80211: make ieee80211_check_rate_mask() link-aware 2022-07-15 11:43:21 +02:00
rate.h wifi: mac80211: make ieee80211_check_rate_mask() link-aware 2022-07-15 11:43:21 +02:00
rc80211_minstrel_ht.c wireless-next patches for v6.2 2022-10-28 18:31:40 -07:00
rc80211_minstrel_ht.h wifi: mac80211: minstrel_ht: remove unused has_mrr member from struct minstrel_priv 2022-10-07 15:25:05 +02:00
rc80211_minstrel_ht_debugfs.c mac80211: minstrel_ht: show sampling rates in debugfs 2021-02-12 08:58:11 +01:00
rx.c wifi: mac80211: add a workaround for receiving non-standard mesh A-MSDU 2023-02-14 12:35:02 +01:00
s1g.c wifi: mac80211: Set TWT Information Frame Disabled bit as 1 2022-11-02 09:50:40 +01:00
scan.c treewide: use get_random_{u8,u16}() when possible, part 1 2022-10-11 17:42:58 -06:00
spectmgmt.c wifi: mac80211: separate out connection downgrade flags 2022-07-15 11:43:14 +02:00
sta_info.c wifi: mac80211: add a workaround for receiving non-standard mesh A-MSDU 2023-02-14 12:35:02 +01:00
sta_info.h wifi: mac80211: add a workaround for receiving non-standard mesh A-MSDU 2023-02-14 12:35:02 +01:00
status.c wifi: mac80211: don't start TX with fq->lock to fix deadlock 2022-09-27 10:29:04 +02:00
tdls.c wifi: mac80211: Drop support for TX push path 2022-10-10 11:06:14 +02:00
tkip.c
tkip.h
trace.c
trace.h wifi: mac80211: remove link_id parameter from link_info_changed() 2022-07-15 11:43:20 +02:00
trace_msg.h mac80211: tracing: Use the new __vstring() helper 2022-07-24 19:11:17 -04:00
tx.c wifi: mac80211: Fix iTXQ AMPDU fragmentation handling 2023-01-10 13:24:17 +01:00
util.c mac80211: support minimal EHT rate reporting on RX 2023-01-18 17:31:50 +01:00
vht.c wifi: mac80211: Allow NSS change only up to capability 2023-02-14 12:35:02 +01:00
wep.c
wep.h
wme.c wifi: mac80211: Drop support for TX push path 2022-10-10 11:06:14 +02:00
wme.h wifi: mac80211: Drop support for TX push path 2022-10-10 11:06:14 +02:00
wpa.c wifi: use struct_group to copy addresses 2022-09-03 16:40:06 +02:00
wpa.h wifi: mac80211: remove cipher scheme support 2022-06-10 15:35:53 +02:00