Patch "netfilter: nft_ct: reject direction for ct id" has been added to the 5.15-stable tree

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This is a note to let you know that I've just added the patch titled

    netfilter: nft_ct: reject direction for ct id

to the 5.15-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     netfilter-nft_ct-reject-direction-for-ct-id.patch
and it can be found in the queue-5.15 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit 2bf3959305bc94280e2c47a0e5a01129e43f3c92
Author: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Date:   Mon Feb 5 14:59:24 2024 +0100

    netfilter: nft_ct: reject direction for ct id
    
    [ Upstream commit 38ed1c7062ada30d7c11e7a7acc749bf27aa14aa ]
    
    Direction attribute is ignored, reject it in case this ever needs to be
    supported
    
    Fixes: 3087c3f7c23b ("netfilter: nft_ct: Add ct id support")
    Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/net/netfilter/nft_ct.c b/net/netfilter/nft_ct.c
index d8fd7e487e47..7c667629c514 100644
--- a/net/netfilter/nft_ct.c
+++ b/net/netfilter/nft_ct.c
@@ -483,6 +483,9 @@ static int nft_ct_get_init(const struct nft_ctx *ctx,
 		break;
 #endif
 	case NFT_CT_ID:
+		if (tb[NFTA_CT_DIRECTION])
+			return -EINVAL;
+
 		len = sizeof(u32);
 		break;
 	default:




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