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linux-stable/net
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Kal Conley d769ccaf95 xsk: Fix unaligned descriptor validation 
Make sure unaligned descriptors that straddle the end of the UMEM are
considered invalid. Currently, descriptor validation is broken for
zero-copy mode which only checks descriptors at page granularity.
For example, descriptors in zero-copy mode that overrun the end of the
UMEM but not a page boundary are (incorrectly) considered valid. The
UMEM boundary check needs to happen before the page boundary and
contiguity checks in xp_desc_crosses_non_contig_pg(). Do this check in
xp_unaligned_validate_desc() instead like xp_check_unaligned() already
does.

Fixes: 2b43470add ("xsk: Introduce AF_XDP buffer allocation API")
Signed-off-by: Kal Conley <kal.conley@dectris.com>
Acked-by: Magnus Karlsson <magnus.karlsson@intel.com>
Link: https://lore.kernel.org/r/20230405235920.7305-2-kal.conley@dectris.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
2023-04-06 09:53:05 -07:00
..
6lowpan
9p
802
8021q
appletalk
atm
ax25
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 bpf: Remove unused arguments from btf_struct_access(). 2023-04-04 16:57:10 -07:00
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 bpf: Teach verifier that certain helpers accept NULL pointer. 2023-04-04 16:57:16 -07:00
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
dsa net: dsa: use NL_SET_ERR_MSG_WEAK_MOD() more consistently 2023-02-03 19:23:32 -08:00
ethernet
ethtool net: ethtool: fix __ethtool_dev_mm_supported() implementation 2023-02-21 09:05:01 -08:00
hsr
ieee802154 ieee802154: Drop device trackers 2023-02-18 16:49:53 +01:00
ife
ipv4 bpf: Remove unused arguments from btf_struct_access(). 2023-04-04 16:57:10 -07:00
ipv6 net-timestamp: extend SOF_TIMESTAMPING_OPT_ID to HW timestamps 2023-03-08 09:27:14 +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
netfilter bpf: Remove unused arguments from btf_struct_access(). 2023-04-04 16:57:10 -07:00
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: act_api: move TCA_EXT_WARN_MSG to the correct hierarchy 2023-02-27 12:16:34 +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 Networking changes for 6.3. 2023-02-21 18:24:12 -08:00
unix net: reclaim skb->scm_io_uring bit 2023-03-08 13:21:47 +00:00
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: Fix unaligned descriptor validation 2023-04-06 09:53:05 -07:00
xfrm bpf-next-for-netdev 2023-02-10 17:51:27 -08:00
compat.c
devres.c
Kconfig
Kconfig.debug
Makefile
socket.c Networking changes for 6.3. 2023-02-21 18:24:12 -08:00
sysctl_net.c