Patch "netfilter: nf_tables: disallow timeout for anonymous sets" has been added to the 4.19-stable tree

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

    netfilter: nf_tables: disallow timeout for anonymous sets

to the 4.19-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-nf_tables-disallow-timeout-for-anonymous-sets.patch
and it can be found in the queue-4.19 subdirectory.

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


>From e26d3009efda338f19016df4175f354a9bd0a4ab Mon Sep 17 00:00:00 2001
From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Date: Fri, 16 Jun 2023 15:22:18 +0200
Subject: netfilter: nf_tables: disallow timeout for anonymous sets

From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>

commit e26d3009efda338f19016df4175f354a9bd0a4ab upstream.

Never used from userspace, disallow these parameters.

Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
[Keerthana: code surrounding the patch is different
because nft_set_desc is not present in v4.19-v5.10]
Signed-off-by: Keerthana K <keerthana.kalyanasundaram@xxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 net/netfilter/nf_tables_api.c |    7 +++++++
 1 file changed, 7 insertions(+)

--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -3607,6 +3607,9 @@ static int nf_tables_newset(struct net *
 		if (!(flags & NFT_SET_TIMEOUT))
 			return -EINVAL;
 
+		if (flags & NFT_SET_ANONYMOUS)
+			return -EOPNOTSUPP;
+
 		err = nf_msecs_to_jiffies64(nla[NFTA_SET_TIMEOUT], &timeout);
 		if (err)
 			return err;
@@ -3615,6 +3618,10 @@ static int nf_tables_newset(struct net *
 	if (nla[NFTA_SET_GC_INTERVAL] != NULL) {
 		if (!(flags & NFT_SET_TIMEOUT))
 			return -EINVAL;
+
+		if (flags & NFT_SET_ANONYMOUS)
+			return -EOPNOTSUPP;
+
 		gc_int = ntohl(nla_get_be32(nla[NFTA_SET_GC_INTERVAL]));
 	}
 


Patches currently in stable-queue which might be from pablo@xxxxxxxxxxxxx are

queue-4.19/netfilter-nf_tables-reject-constant-set-with-timeout.patch
queue-4.19/netfilter-nf_tables-disallow-timeout-for-anonymous-sets.patch
queue-4.19/netfilter-nf_tables-disallow-anonymous-set-with-timeout-flag.patch




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