From d04979402c200a9448789582685c6df4d5f364eb Mon Sep 17 00:00:00 2001 From: Luca Deri Date: Fri, 19 Jun 2015 15:59:46 +0200 Subject: Added further check --- src/lib/protocols/kakaotalk_voice.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/lib/protocols/kakaotalk_voice.c b/src/lib/protocols/kakaotalk_voice.c index 94ea2680d..696165817 100644 --- a/src/lib/protocols/kakaotalk_voice.c +++ b/src/lib/protocols/kakaotalk_voice.c @@ -33,7 +33,10 @@ void ndpi_search_kakaotalk_voice(struct ndpi_detection_module_struct *ndpi_struc unsigned char *vers; int ver_offs; - if(packet->iph && (packet->udp != NULL)) { + if(packet->iph + && packet->udp + && (packet->payload_packet_len > 0) + ) { if((packet->payload[0] == 0x81) || (packet->payload[1] == 0xC8) || (packet->payload[2] == 0x00) -- cgit v1.2.3