From 7148bca63b212fc8e5c2e8374e14cd62b1c8441c Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Tue, 15 Aug 2023 15:39:02 +0200 Subject: netfilter: nft_dynset: disallow object maps [ Upstream commit 23185c6aed1ffb8fc44087880ba2767aba493779 ] Do not allow to insert elements from datapath to objects maps. Fixes: 8aeff920dcc9 ("netfilter: nf_tables: add stateful object reference to set elements") Signed-off-by: Pablo Neira Ayuso Signed-off-by: Florian Westphal Signed-off-by: Sasha Levin --- net/netfilter/nft_dynset.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'net') diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c index e65a83328b55..cf9a1ae87d9b 100644 --- a/net/netfilter/nft_dynset.c +++ b/net/netfilter/nft_dynset.c @@ -191,6 +191,9 @@ static int nft_dynset_init(const struct nft_ctx *ctx, if (IS_ERR(set)) return PTR_ERR(set); + if (set->flags & NFT_SET_OBJECT) + return -EOPNOTSUPP; + if (set->ops->update == NULL) return -EOPNOTSUPP; -- cgit v1.2.3