Pablo Neira Ayuso c1592a8994 netfilter: nf_tables: deactivate anonymous set from preparation phase ... Toggle deleted anonymous sets as inactive in the next generation, so users cannot perform any update on it. Clear the generation bitmask in case the transaction is aborted. The following KASAN splat shows a set element deletion for a bound anonymous set that has been already removed in the same transaction. [ 64.921510] ================================================================== [ 64.923123] BUG: KASAN: wild-memory-access in nf_tables_commit+0xa24/0x1490 [nf_tables] [ 64.924745] Write of size 8 at addr dead000000000122 by task test/890 [ 64.927903] CPU: 3 PID: 890 Comm: test Not tainted 6.3.0+ #253 [ 64.931120] Call Trace: [ 64.932699] <TASK> [ 64.934292] dump_stack_lvl+0x33/0x50 [ 64.935908] ? nf_tables_commit+0xa24/0x1490 [nf_tables] [ 64.937551] kasan_report+0xda/0x120 [ 64.939186] ? nf_tables_commit+0xa24/0x1490 [nf_tables] [ 64.940814] nf_tables_commit+0xa24/0x1490 [nf_tables] [ 64.942452] ? __kasan_slab_alloc+0x2d/0x60 [ 64.944070] ? nf_tables_setelem_notify+0x190/0x190 [nf_tables] [ 64.945710] ? kasan_set_track+0x21/0x30 [ 64.947323] nfnetlink_rcv_batch+0x709/0xd90 [nfnetlink] [ 64.948898] ? nfnetlink_rcv_msg+0x480/0x480 [nfnetlink] Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>		2023-05-03 08:24:32 +02:00
..
acpi	Power management updates for 6.4-rc1	2023-04-25 18:44:10 -07:00
asm-generic	gpio updates for v6.4-rc1	2023-04-25 17:18:18 -07:00
clocksource
crypto	This update includes the following changes:	2023-04-26 08:32:52 -07:00
drm	drm next for 6.4-rc1	2023-04-25 16:12:15 -07:00
dt-bindings	Thermal control updates for 6.4-rc1	2023-04-25 18:32:43 -07:00
keys
kunit
kvm
linux	Networking changes for 6.4.	2023-04-26 16:07:23 -07:00
math-emu
media	media: i2c: Drop unused sr030pc30 camera sensor driver	2023-04-15 09:56:49 +01:00
memory
misc
net	netfilter: nf_tables: deactivate anonymous set from preparation phase	2023-05-03 08:24:32 +02:00
pcmcia
ras
rdma
rv
scsi
soc	Networking changes for 6.4.	2023-04-26 16:07:23 -07:00
sound
target
trace	Networking changes for 6.4.	2023-04-26 16:07:23 -07:00
uapi	Networking changes for 6.4.	2023-04-26 16:07:23 -07:00
ufs	SCSI misc on 20230426	2023-04-26 15:39:25 -07:00
vdso
video
xen