Mathias Krause 931e79d7a7 xfrm_user: fix info leak in build_aevent() ...

The memory reserved to dump the ID of the xfrm state includes a padding
byte in struct xfrm_usersa_id added by the compiler for alignment. To
prevent the heap info leak, memset(0) the sa_id before filling it.

Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Fixes: d51d081d65 ("[IPSEC]: Sync series - user")
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>

2017-08-28 10:58:02 +02:00

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