netfilter: nft_tunnel: add missing attribute validation for tunnels

BugLink: https://bugs.launchpad.net/bugs/1867903
commit 88a637719a1570705c02cacb3297af164b1714e7 upstream.

Add missing attribute validation for tunnel source and
destination ports to the netlink policy.

Fixes: af308b94a2a4 ("netfilter: nf_tables: add tunnel support")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Paolo Pisati <paolo.pisati@canonical.com>

diff --git a/net/netfilter/nft_tunnel.c b/net/netfilter/nft_tunnel.c
index 037e8fce9b30e4a90b854068d0b800fefb3d0f59..1effd4878619f457d01a7e2007dce0e93d8c7c48 100644 (file)
--- a/net/netfilter/nft_tunnel.c
+++ b/net/netfilter/nft_tunnel.c
@@ -339,6 +339,8 @@ static const struct nla_policy nft_tunnel_key_policy[NFTA_TUNNEL_KEY_MAX + 1] =
        [NFTA_TUNNEL_KEY_FLAGS] = { .type = NLA_U32, },
        [NFTA_TUNNEL_KEY_TOS]   = { .type = NLA_U8, },
        [NFTA_TUNNEL_KEY_TTL]   = { .type = NLA_U8, },
+       [NFTA_TUNNEL_KEY_SPORT] = { .type = NLA_U16, },
+       [NFTA_TUNNEL_KEY_DPORT] = { .type = NLA_U16, },
        [NFTA_TUNNEL_KEY_OPTS]  = { .type = NLA_NESTED, },
 };