diff options
Diffstat (limited to 'kernel/net/netfilter/ipset/ip_set_hash_ipportnet.c')
-rw-r--r-- | kernel/net/netfilter/ipset/ip_set_hash_ipportnet.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/net/netfilter/ipset/ip_set_hash_ipportnet.c b/kernel/net/netfilter/ipset/ip_set_hash_ipportnet.c index 64f82f2..94dde47 100644 --- a/kernel/net/netfilter/ipset/ip_set_hash_ipportnet.c +++ b/kernel/net/netfilter/ipset/ip_set_hash_ipportnet.c @@ -247,6 +247,9 @@ hash_ipportnet4_uadt(struct ip_set *set, struct nlattr *tb[], ip_set_mask_from_to(ip, ip_to, cidr); } + if ((ip_to - ip + 1)*(port_to - port + 1) > IPSET_MAX_RANGE) + return -ERANGE; + port_to = port = ntohs(e.port); if (tb[IPSET_ATTR_PORT_TO]) { port_to = ip_set_get_h16(tb[IPSET_ATTR_PORT_TO]); |