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alistair23-linux/net/openvswitch
Davide Caratti 1086f78906 net: openvswitch: ensure LSE is pullable before reading it
[ Upstream commit 43c13605ba ]

when openvswitch is configured to mangle the LSE, the current value is
read from the packet dereferencing 4 bytes at mpls_hdr(): ensure that
the label is contained in the skb "linear" area.

Found by code inspection.

Fixes: d27cf5c59a ("net: core: add MPLS update core helper and use in OvS")
Signed-off-by: Davide Caratti <dcaratti@redhat.com>
Link: https://lore.kernel.org/r/aa099f245d93218b84b5c056b67b6058ccf81a66.1606987185.git.dcaratti@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-12-08 10:40:27 +01:00
..
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile openvswitch: Add meter infrastructure 2017-11-13 10:37:07 +09:00
actions.c net: openvswitch: ensure LSE is pullable before reading it 2020-12-08 10:40:27 +01:00
conntrack.c openvswitch: handle DNAT tuple collision 2020-10-14 10:33:02 +02:00
conntrack.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 295 2019-06-05 17:36:38 +02:00
datapath.c net: openvswitch: ovs_ct_exit to be done under ovs_lock 2020-04-29 16:33:08 +02:00
datapath.h net: openvswitch: Set OvS recirc_id from tc chain index 2019-09-06 14:59:18 +02:00
dp_notify.c net: openvswitch: use netif_ovs_is_port() instead of opencode 2019-07-08 15:53:25 -07:00
flow.c net: openvswitch: Set OvS recirc_id from tc chain index 2019-09-06 14:59:18 +02:00
flow.h openvswitch: Properly set L4 keys on "later" IP fragments 2019-08-28 14:53:51 -07:00
flow_netlink.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269 2019-06-05 17:30:29 +02:00
flow_netlink.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269 2019-06-05 17:30:29 +02:00
flow_table.c net: openvswitch: rename flow_stats to sw_flow_stats 2019-07-19 21:27:45 -07:00
flow_table.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269 2019-06-05 17:30:29 +02:00
meter.c net: openvswitch: use div_u64() for 64-by-32 divisions 2020-10-01 13:18:12 +02:00
meter.h net: openvswitch: use u64 for meter bucket 2020-10-01 13:17:56 +02:00
vport-geneve.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
vport-gre.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269 2019-06-05 17:30:29 +02:00
vport-internal_dev.c net: openvswitch: free vport unless register_netdevice() succeeds 2019-10-22 14:45:08 -07:00
vport-internal_dev.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269 2019-06-05 17:30:29 +02:00
vport-netdev.c net: openvswitch: use netif_ovs_is_port() instead of opencode 2019-07-08 15:53:25 -07:00
vport-netdev.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269 2019-06-05 17:30:29 +02:00
vport-vxlan.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269 2019-06-05 17:30:29 +02:00
vport.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2019-06-17 20:20:36 -07:00
vport.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 269 2019-06-05 17:30:29 +02:00