Commit 81da9e2c authored Aug 15, 2023 by Pablo Neira Ayuso Committed by Greg Kroah-Hartman Aug 30, 2023

netfilter: nft_dynset: disallow object maps



[ Upstream commit 23185c6aed1ffb8fc44087880ba2767aba493779 ]

Do not allow to insert elements from datapath to objects maps.

Fixes: 8aeff920 ("netfilter: nf_tables: add stateful object reference to set elements")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent bdd7c2ff

net/netfilter/nft_dynset.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -161,6 +161,9 @@ 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;