diff options
Diffstat (limited to 'src/lib/protocols/ntp.c')
| -rw-r--r-- | src/lib/protocols/ntp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/protocols/ntp.c b/src/lib/protocols/ntp.c index db9416121..1b56dc8a2 100644 --- a/src/lib/protocols/ntp.c +++ b/src/lib/protocols/ntp.c @@ -49,7 +49,7 @@ void ndpi_search_ntp_udp(struct ndpi_detection_module_struct *ndpi_struct, struc // 38 in binary representation is 00111000 flow->protos.ntp.version = (packet->payload[0] & 0x38) >> 3; - if (flow->protos.ntp.version == 2) { + if (packet->payload_packet_len > 3 && flow->protos.ntp.version == 2) { flow->protos.ntp.request_code = packet->payload[3]; } |