diff options
Diffstat (limited to 'net/netfilter/nf_conntrack_timestamp.c')
| -rw-r--r-- | net/netfilter/nf_conntrack_timestamp.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/netfilter/nf_conntrack_timestamp.c b/net/netfilter/nf_conntrack_timestamp.c index dbb364f62d6f..7ea8026f07c9 100644 --- a/net/netfilter/nf_conntrack_timestamp.c +++ b/net/netfilter/nf_conntrack_timestamp.c @@ -51,6 +51,10 @@ static int nf_conntrack_tstamp_init_sysctl(struct net *net) table[0].data = &net->ct.sysctl_tstamp; + /* Don't export sysctls to unprivileged users */ + if (net->user_ns != &init_user_ns) + table[0].procname = NULL; + net->ct.tstamp_sysctl_header = register_net_sysctl(net, "net/netfilter", table); if (!net->ct.tstamp_sysctl_header) { |