linux-kernel - [PATCH AUTOSEL 4.19 15/37] netfilter: cthelper: add missing attribute validation for cthelper

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Message-Id: <20200318205509.17053-15-sashal@kernel.org>
Date:   Wed, 18 Mar 2020 16:54:47 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Jakub Kicinski <kuba@...nel.org>,
        Pablo Neira Ayuso <pablo@...filter.org>,
        Sasha Levin <sashal@...nel.org>,
        netfilter-devel@...r.kernel.org, coreteam@...filter.org,
        netdev@...r.kernel.org
Subject: [PATCH AUTOSEL 4.19 15/37] netfilter: cthelper: add missing attribute validation for cthelper

From: Jakub Kicinski <kuba@...nel.org>

[ Upstream commit c049b3450072b8e3998053490e025839fecfef31 ]

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@...nel.org>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 net/netfilter/nfnetlink_cthelper.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/netfilter/nfnetlink_cthelper.c b/net/netfilter/nfnetlink_cthelper.c
index e5d27b2e4ebac..66154dafa305b 100644
--- a/net/netfilter/nfnetlink_cthelper.c
+++ b/net/netfilter/nfnetlink_cthelper.c
@@ -744,6 +744,8 @@ static const struct nla_policy nfnl_cthelper_policy[NFCTH_MAX+1] = {
 	[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] = {
-- 
2.20.1