diff options
Diffstat (limited to 'kernel/net/netfilter/ipset/ip_set_hash_netiface.c')
-rw-r--r-- | kernel/net/netfilter/ipset/ip_set_hash_netiface.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/net/netfilter/ipset/ip_set_hash_netiface.c b/kernel/net/netfilter/ipset/ip_set_hash_netiface.c index 58332ea..4bebf2a 100644 --- a/kernel/net/netfilter/ipset/ip_set_hash_netiface.c +++ b/kernel/net/netfilter/ipset/ip_set_hash_netiface.c @@ -257,6 +257,8 @@ hash_netiface4_uadt(struct ip_set *set, struct nlattr *tb[], } else { ip_set_mask_from_to(ip, ip_to, e.cidr); } + if ((ip_to - ip + 1)/(1<<(32 - e.cidr)) > IPSET_MAX_RANGE) + return -ERANGE; if (retried) ip = ntohl(h->next.ip); |