diff options
| author | Luca Deri <deri@ntop.org> | 2020-08-04 21:59:45 +0200 |
|---|---|---|
| committer | Luca Deri <deri@ntop.org> | 2020-08-04 21:59:45 +0200 |
| commit | 00b27633999ce2a439101ff1e00261cfc8e072ae (patch) | |
| tree | 9dc08ad20fd5f9a7c01d469b77f47f8bb2b7842a /src/lib/protocols/telnet.c | |
| parent | e16675b7008191157d86dd7752b0a9e529315171 (diff) | |
Added check on payload lenght during extra packet processing
Diffstat (limited to 'src/lib/protocols/telnet.c')
| -rw-r--r-- | src/lib/protocols/telnet.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/lib/protocols/telnet.c b/src/lib/protocols/telnet.c index 8e688eca0..bc3211f3d 100644 --- a/src/lib/protocols/telnet.c +++ b/src/lib/protocols/telnet.c @@ -42,9 +42,9 @@ static int search_telnet_again(struct ndpi_detection_module_struct *ndpi_struct, printf("==> %s() [%s][direction: %u]\n", __FUNCTION__, packet->payload, packet->packet_direction); #endif - if (packet->payload == NULL || packet->payload_packet_len == 0) - return(1); - if(packet->payload[0] == 0xFF) + if((packet->payload == NULL) + || (packet->payload_packet_len == 0) + || (packet->payload[0] == 0xFF)) return(1); if(flow->protos.telnet.username_detected) { |