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Miquel Raynal 02f18662f6 ieee802154: Prevent user from crashing the host 
Avoid crashing the machine by checking
info->attrs[NL802154_ATTR_SCAN_TYPE] presence before de-referencing it,
which was the primary intend of the blamed patch.

Reported-by: Sanan Hasanov <sanan.hasanov@Knights.ucf.edu>
Suggested-by: Eric Dumazet <edumazet@google.com>
Fixes: a0b6106672b5 ("ieee802154: Convert scan error messages to extack")
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/r/20230301154450.547716-1-miquel.raynal@bootlin.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
2023-03-02 14:39:48 +01:00
..
6lowpan
…
9p
xen: branch for v6.2-rc4
2023-01-12 17:02:20 -06:00
802
treewide: Convert del_timer*() to timer_shutdown*()
2022-12-25 13:38:09 -08:00
8021q
net: Remove the obsolte u64_stats_fetch_*_irq() users (net).
2022-10-28 20:13:54 -07:00
appletalk
…
atm
driver core: make struct class.dev_uevent() take a const *
2022-11-24 17:12:15 +01:00
ax25
ax25: af_ax25: Remove unnecessary (void*) conversions
2022-11-16 13:31:03 +00:00
batman-adv
batman-adv: tvlv: prepare for tvlv enabled multicast packet type
2023-01-21 19:01:59 +01:00
bluetooth
TTY/Serial driver updates for 6.3-rc1
2023-02-24 12:17:14 -08:00
bpf
Revert "bpf, test_run: fix &xdp_frame misplacement for LIVE_FRAMES"
2023-02-17 12:24:33 -08:00
bpfilter
…
bridge
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf
2023-02-22 21:25:23 -08:00
caif
Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net
2023-02-17 11:06:39 +00:00
can
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2023-02-09 12:25:40 -08:00
ceph
Networking changes for 6.3.
2023-02-21 18:24:12 -08:00
core
net: avoid skb end_offset change in __skb_unclone_keeptruesize()
2023-03-01 08:11:59 +00:00
dcb
net: dcb: add helper functions to retrieve PCP and DSCP rewrite maps
2023-01-20 09:33:22 +00:00
dccp
dccp/tcp: Avoid negative sk_forward_alloc by ipv6_pinfo.pktoptions.
2023-02-10 19:53:42 -08:00
devlink
devlink: drop leftover duplicate/unused code
2023-02-20 11:38:35 +00:00
dns_resolver
cred: Do not default to init_cred in prepare_kernel_cred()
2022-11-01 10:04:52 -07:00
dsa
net: dsa: use NL_SET_ERR_MSG_WEAK_MOD() more consistently
2023-02-03 19:23:32 -08:00
ethernet
net: ethernet: use sysfs_emit() to instead of scnprintf()
2022-12-07 20:02:44 -08:00
ethtool
net: ethtool: fix __ethtool_dev_mm_supported() implementation
2023-02-21 09:05:01 -08:00
hsr
hsr: Use a single struct for self_node.
2022-12-01 20:26:22 -08:00
ieee802154
ieee802154: Prevent user from crashing the host
2023-03-02 14:39:48 +01:00
ife
…
ipv4
Including fixes from wireless and netfilter.
2023-02-27 14:05:08 -08:00
ipv6
ila: do not generate empty messages in ila_xlat_nl_cmd_get_mapping()
2023-03-01 08:48:46 +00:00
iucv
…
kcm
net/sock: Introduce trace_sk_data_ready()
2023-01-23 11:26:50 +00:00
key
af_key: Fix heap information leak
2023-02-13 09:30:14 +00:00
l2tp
l2tp: Avoid possible recursive deadlock in l2tp_tunnel_register()
2023-02-20 09:25:20 +00:00
l3mdev
…
lapb
…
llc
…
mac80211
wifi: mac80211: add documentation for amsdu_mesh_control
2023-02-15 18:31:16 +01:00
mac802154
Merge tag 'ieee802154-for-net-next-2023-02-20' of git://git.kernel.org/pub/scm/linux/kernel/git/sschmidt/wpan-next
2023-02-20 16:40:52 -08:00
mctp
net: mctp: purge receive queues on sk destruction
2023-01-28 00:26:09 -08:00
mpls
net: mpls: fix stale pointer if allocation fails during device rename
2023-02-15 10:26:37 +00:00
mptcp
net: no longer support SOCK_REFCNT_DEBUG feature
2023-02-15 10:25:21 +00:00
ncsi
net/ncsi: Silence runtime memcpy() false positive warning
2022-12-06 17:29:14 -08:00
netfilter
netfilter: nft_quota: copy content when cloning expression
2023-03-01 17:23:23 +01:00
netlabel
…
netlink
genetlink: Use string_is_terminated() helper
2023-02-09 22:30:24 -08:00
netrom
netrom: Fix use-after-free caused by accept on already connected socket
2023-01-30 07:30:47 +00:00
nfc
nfc: fix memory leak of se_io context in nfc_genl_se_io
2023-02-26 14:55:13 +00:00
nsh
…
openvswitch
There is no particular theme here - mainly quick hits all over the tree.
2023-02-23 17:55:40 -08:00
packet
net: no longer support SOCK_REFCNT_DEBUG feature
2023-02-15 10:25:21 +00:00
phonet
net/sock: Introduce trace_sk_data_ready()
2023-01-23 11:26:50 +00:00
psample
…
qrtr
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2023-02-02 14:49:55 -08:00
rds
rds: rds_rm_zerocopy_callback() correct order for list_add_tail()
2023-02-13 09:33:39 +00:00
rfkill
rfkill: Use sysfs_emit() to instead of sprintf()
2023-02-14 12:21:14 +01:00
rose
net/rose: Fix to not accept on connected socket
2023-01-28 00:19:57 -08:00
rxrpc
Networking changes for 6.3.
2023-02-21 18:24:12 -08:00
sched
net/sched: flower: fix fl_change() error recovery path
2023-03-01 08:49:54 +00:00
sctp
sctp: add a refcnt in sctp_stream_priorities to avoid a nested loop
2023-02-23 12:59:40 -08:00
smc
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2023-02-21 09:29:25 -08:00
strparser
…
sunrpc
NFS Client Updates for Linux 6.3
2023-02-22 14:47:20 -08:00
switchdev
…
tipc
Networking changes for 6.3.
2023-02-21 18:24:12 -08:00
tls
net: tls: avoid hanging tasks on the tx_lock
2023-03-01 20:32:36 -08:00
unix
Networking changes for 6.3.
2023-02-21 18:24:12 -08:00
vmw_vsock
Networking changes for 6.3.
2023-02-21 18:24:12 -08:00
wireless
wifi: wext: warn about usage only once
2023-02-26 19:53:35 +02:00
x25
net/x25: Fix to not accept on connected socket
2023-01-25 09:51:04 +00:00
xdp
xsk: add linux/vmalloc.h to xsk.c
2023-02-21 09:00:09 -08:00
xfrm
bpf-next-for-netdev
2023-02-10 17:51:27 -08:00
compat.c
use less confusing names for iov_iter direction initializers
2022-11-25 13:01:55 -05:00
devres.c
…
Kconfig
…
Kconfig.debug
net: make NET_(DEV|NS)_REFCNT_TRACKER depend on NET
2022-09-20 14:23:56 -07:00
Makefile
devlink: move code to a dedicated directory
2023-01-05 22:12:00 -08:00
socket.c
Networking changes for 6.3.
2023-02-21 18:24:12 -08:00
sysctl_net.c
…