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| author | Pablo Neira Ayuso <pablo@netfilter.org> | 2023-08-15 15:39:02 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-08-30 16:27:17 +0200 |
| commit | 81da9e2c42556ada249cfb0d1d65d65986ac31ca (patch) | |
| tree | 5befcd05ff3899b36f591e3fbdfbf7349b2c7e9e /net | |
| parent | bdd7c2ff41435f90b1ed29acca91ca0092d3bfef (diff) | |
| download | linux-81da9e2c42556ada249cfb0d1d65d65986ac31ca.tar.gz linux-81da9e2c42556ada249cfb0d1d65d65986ac31ca.tar.bz2 linux-81da9e2c42556ada249cfb0d1d65d65986ac31ca.zip | |
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 <pablo@netfilter.org>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/netfilter/nft_dynset.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c index 8aca2fdc0664..e0c17217817d 100644 --- a/net/netfilter/nft_dynset.c +++ b/net/netfilter/nft_dynset.c @@ -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; |