mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-30 06:10:56 +00:00
Code Issues Releases Wiki Activity

netfilter: nf_tables: disallow timeout for anonymous sets

Browse source 
commit e26d3009ef upstream.

Never used from userspace, disallow these parameters.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
[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@broadcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Pablo Neira Ayuso 2023-06-16 15:22:18 +02:00 committed by Greg Kroah-Hartman
parent 466488b14a
commit 116b0e8e46
1 changed files with 7 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
net/netfilter/nf_tables_api.c
View file

@ -3607,6 +3607,9 @@ static int nf_tables_newset(struct net *net, struct sock *nlsk,
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 *net, struct sock *nlsk,
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]));
}