From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> [ Upstream commit b067fa009c884401d23846251031c1f14d8a9c77 ] If this flag is set, timeout and state are irrelevant to userspace. Fixes: 90964016e5d3 ("netfilter: nf_conntrack: add IPS_OFFLOAD status bit") Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- net/netfilter/nf_conntrack_netlink.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index 7ba9ea55816a..31fa94064a62 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -555,10 +555,8 @@ ctnetlink_fill_info(struct sk_buff *skb, u32 portid, u32 seq, u32 type, goto nla_put_failure; if (ctnetlink_dump_status(skb, ct) < 0 || - ctnetlink_dump_timeout(skb, ct) < 0 || ctnetlink_dump_acct(skb, ct, type) < 0 || ctnetlink_dump_timestamp(skb, ct) < 0 || - ctnetlink_dump_protoinfo(skb, ct) < 0 || ctnetlink_dump_helpinfo(skb, ct) < 0 || ctnetlink_dump_mark(skb, ct) < 0 || ctnetlink_dump_secctx(skb, ct) < 0 || @@ -570,6 +568,11 @@ ctnetlink_fill_info(struct sk_buff *skb, u32 portid, u32 seq, u32 type, ctnetlink_dump_ct_synproxy(skb, ct) < 0) goto nla_put_failure; + if (!test_bit(IPS_OFFLOAD_BIT, &ct->status) && + (ctnetlink_dump_timeout(skb, ct) < 0 || + ctnetlink_dump_protoinfo(skb, ct) < 0)) + goto nla_put_failure; + nlmsg_end(skb, nlh); return skb->len; -- 2.20.1