linux-brain/net/wireless
Nguyen Dinh Phi 1c04378340 cfg80211: Fix possible memory leak in function cfg80211_bss_update
commit f9a5c358c8d26fed0cc45f2afc64633d4ba21dff upstream.

When we exceed the limit of BSS entries, this function will free the
new entry, however, at this time, it is the last door to access the
inputed ies, so these ies will be unreferenced objects and cause memory
leak.
Therefore we should free its ies before deallocating the new entry, beside
of dropping it from hidden_list.

Signed-off-by: Nguyen Dinh Phi <phind.uet@gmail.com>
Link: https://lore.kernel.org/r/20210628132334.851095-1-phind.uet@gmail.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-08-04 12:27:38 +02:00
..
certs cfg80211: ship certificates as hex files 2017-12-19 09:28:01 +01:00
.gitignore cfg80211: implement regdb signature checking 2017-10-11 14:24:24 +02:00
Kconfig lib80211: fix unmet direct dependendices config warning when !CRYPTO 2020-10-01 13:18:20 +02:00
Makefile cfg80211: make certificate generation more robust 2021-06-23 14:41:29 +02:00
ap.c cfg80211: call disconnect_wk when AP stops 2019-02-01 11:12:50 +01:00
chan.c nl80211: Disallow setting of HT for channel 14 2019-10-30 10:07:22 +01:00
core.c cfg80211: initialize wdev data earlier 2020-11-18 19:20:23 +01:00
core.h nl80211: validate key indexes for cfg80211_registered_device 2021-06-10 13:37:02 +02:00
debugfs.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
debugfs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
ethtool.c cfg80211: check wiphy driver existence for drvinfo report 2020-03-05 16:43:36 +01:00
ibss.c cfg80211: ibss: use 11a mandatory rates for 6GHz band operation 2019-08-21 10:54:57 +02:00
lib80211.c treewide: Add SPDX license identifier for more missed files 2019-05-21 10:50:45 +02:00
lib80211_crypt_ccmp.c lib80211: use crypto API ccm(aes) transform for CCMP processing 2019-07-26 13:22:47 +02:00
lib80211_crypt_tkip.c Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2019-07-08 20:57:08 -07:00
lib80211_crypt_wep.c Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2019-07-08 20:57:08 -07:00
mesh.c nl80211: Add SOCKET_OWNER support to JOIN_MESH 2018-03-29 10:38:24 +02:00
mlme.c cfg80211: Report Association Request frame IEs in association events 2019-02-22 13:35:09 +01:00
nl80211.c nl80211: validate key indexes for cfg80211_registered_device 2021-06-10 13:37:02 +02:00
nl80211.h cfg80211: Report Association Request frame IEs in association events 2019-02-22 13:35:09 +01:00
ocb.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
of.c cfg80211: support ieee80211-freq-limit DT property 2017-01-06 14:01:13 +01:00
pmsr.c cfg80211: avoid double free of PMSR request 2021-06-23 14:41:30 +02:00
radiotap.c cfg80211: add radiotap VHT info to rtap_namespace_sizes 2016-02-24 09:04:41 +01:00
rdev-ops.h cfg80211: Fix radar event during another phy CAC 2020-02-05 21:22:46 +00:00
reg.c cfg80211: regulatory: Fix inconsistent format argument 2020-11-18 19:20:23 +01:00
reg.h mac80211: fix scan when operating on DFS channels in ETSI domains 2019-10-07 22:10:50 +02:00
scan.c cfg80211: Fix possible memory leak in function cfg80211_bss_update 2021-08-04 12:27:38 +02:00
sme.c cfg80211: remove WARN_ON() in cfg80211_sme_connect 2021-04-14 08:24:18 +02:00
sysfs.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 432 2019-06-05 17:37:16 +02:00
sysfs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
trace.c
trace.h cfg80211: Fix radar event during another phy CAC 2020-02-05 21:22:46 +00:00
util.c cfg80211: call cfg80211_leave_ocb when switching away from OCB 2021-06-30 08:47:45 -04:00
wext-compat.c cfg80211: initialize on-stack chandefs 2019-10-01 17:56:18 +02:00
wext-compat.h treewide: Add SPDX license identifier for missed files 2019-05-21 10:50:45 +02:00
wext-core.c wext: fix NULL-ptr-dereference with cfg80211's lack of commit() 2021-02-03 23:25:56 +01:00
wext-priv.c
wext-proc.c proc: introduce proc_create_net{,_data} 2018-05-16 07:24:30 +02:00
wext-sme.c cfg80211: wext: avoid copying malformed SSIDs 2019-10-04 14:04:08 +02:00
wext-spy.c wireless: wext-spy: Fix out-of-bounds warning 2021-07-19 08:53:12 +02:00