xfrm: validate attributes

Some XFRM attributes were not going through basic validation.

Signed-off-by: Jamal Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 0 deletions

diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index d5a712976004..943c8712bd97 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -2054,6 +2054,10 @@ static const int xfrm_msg_min[XFRM_NR_MSGTYPES] = {
 #undef XMSGSIZE
 
 static const struct nla_policy xfrma_policy[XFRMA_MAX+1] = {
+        [XFRMA_SA]              = { .len = sizeof(struct xfrm_usersa_info)},
+        [XFRMA_POLICY]          = { .len = sizeof(struct xfrm_userpolicy_info)},
+        [XFRMA_LASTUSED]        = { .type = NLA_U64},
+        [XFRMA_ALG_AUTH_TRUNC]  = { .len = sizeof(struct xfrm_algo_auth)},
         [XFRMA_ALG_AEAD]        = { .len = sizeof(struct xfrm_algo_aead) },
         [XFRMA_ALG_AUTH]        = { .len = sizeof(struct xfrm_algo) },
         [XFRMA_ALG_CRYPT]       = { .len = sizeof(struct xfrm_algo) },