diff options
Diffstat (limited to 'net/net.c')
| -rw-r--r-- | net/net.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/net.c b/net/net.c index 74a8a36b5a7..ded86e74567 100644 --- a/net/net.c +++ b/net/net.c @@ -1264,6 +1264,9 @@ void net_process_received_packet(uchar *in_packet, int len) return; } + if (ntohs(ip->udp_len) < UDP_HDR_SIZE || ntohs(ip->udp_len) > ntohs(ip->ip_len)) + return; + debug_cond(DEBUG_DEV_PKT, "received UDP (to=%pI4, from=%pI4, len=%d)\n", &dst_ip, &src_ip, len); |