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    Subject[PATCH 4.14 59/99] netfilter: cthelper: add missing attribute validation for cthelper
    Date
    From: Jakub Kicinski <kuba@kernel.org>

    commit c049b3450072b8e3998053490e025839fecfef31 upstream.

    Add missing attribute validation for cthelper
    to the netlink policy.

    Fixes: 12f7a505331e ("netfilter: add user-space connection tracking helper infrastructure")
    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>

    ---
    net/netfilter/nfnetlink_cthelper.c | 2 ++
    1 file changed, 2 insertions(+)

    --- a/net/netfilter/nfnetlink_cthelper.c
    +++ b/net/netfilter/nfnetlink_cthelper.c
    @@ -733,6 +733,8 @@ static const struct nla_policy nfnl_cthe
    [NFCTH_NAME] = { .type = NLA_NUL_STRING,
    .len = NF_CT_HELPER_NAME_LEN-1 },
    [NFCTH_QUEUE_NUM] = { .type = NLA_U32, },
    + [NFCTH_PRIV_DATA_LEN] = { .type = NLA_U32, },
    + [NFCTH_STATUS] = { .type = NLA_U32, },
    };

    static const struct nfnl_callback nfnl_cthelper_cb[NFNL_MSG_CTHELPER_MAX] = {

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