diff options
Diffstat (limited to 'src/lib/protocols/tls.c')
| -rw-r--r-- | src/lib/protocols/tls.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/lib/protocols/tls.c b/src/lib/protocols/tls.c index 8c351053a..9cf11b26a 100644 --- a/src/lib/protocols/tls.c +++ b/src/lib/protocols/tls.c @@ -735,7 +735,9 @@ int processClientServerHello(struct ndpi_detection_module_struct *ndpi_struct, u_int16_t base_offset = packet->tcp ? 38 : 46; u_int16_t version_offset = packet->tcp ? 4 : 12; u_int16_t offset = 38, extension_len, j; - u_int8_t session_id_len = packet->tcp ? packet->payload[offset] : packet->payload[46]; + u_int8_t session_id_len = 0; + if (base_offset < total_len) + session_id_len = packet->payload[base_offset]; #ifdef DEBUG_TLS printf("SSL [len: %u][handshake_type: %02X]\n", packet->payload_packet_len, handshake_type); |