diff options
Diffstat (limited to 'src/lib/protocols/tls.c')
| -rw-r--r-- | src/lib/protocols/tls.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/lib/protocols/tls.c b/src/lib/protocols/tls.c index 96ee3e6a2..1eefe2d0f 100644 --- a/src/lib/protocols/tls.c +++ b/src/lib/protocols/tls.c @@ -2052,7 +2052,8 @@ int processClientServerHello(struct ndpi_detection_module_struct *ndpi_struct, for(i=0; ja3.client.alpn[i] != '\0'; i++) if(ja3.client.alpn[i] == ',') ja3.client.alpn[i] = '-'; - } else if(extension_id == 43 /* supported versions */) { + } else if(extension_id == 43 /* supported versions */ && + offset+extension_offset < total_len) { u_int16_t s_offset = offset+extension_offset; u_int8_t version_len = packet->payload[s_offset]; char version_str[256]; |