linux-stable/net/key
Steffen Klassert d90c902449 af_key: Fix slab-out-of-bounds in pfkey_compile_policy.
The sadb_x_sec_len is stored in the unit 'byte divided by eight'.
So we have to multiply this value by eight before we can do
size checks. Otherwise we may get a slab-out-of-bounds when
we memcpy the user sec_ctx.

Fixes: df71837d50 ("[LSM-IPSec]: Security association restriction.")
Reported-by: Andrey Konovalov <andreyknvl@google.com>
Tested-by: Andrey Konovalov <andreyknvl@google.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
2017-05-08 08:03:01 +02:00
..
af_key.c af_key: Fix slab-out-of-bounds in pfkey_compile_policy. 2017-05-08 08:03:01 +02:00
Makefile