From 226a9abf2235fd9e87353ffe727babad71fb7274 Mon Sep 17 00:00:00 2001 From: emanuele-f Date: Wed, 4 Dec 2019 18:34:08 +0100 Subject: Additional memory bounds checks --- src/lib/protocols/irc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/lib/protocols/irc.c') diff --git a/src/lib/protocols/irc.c b/src/lib/protocols/irc.c index 5ae0e34f7..37cfbe1ed 100644 --- a/src/lib/protocols/irc.c +++ b/src/lib/protocols/irc.c @@ -495,7 +495,7 @@ void ndpi_search_irc_tcp(struct ndpi_detection_module_struct *ndpi_struct, struc packet->parsed_lines = 0; } for (i = 0; i < packet->parsed_lines; i++) { - if (packet->line[i].ptr[0] == ':') { + if ((packet->line[i].len > 0) && packet->line[i].ptr[0] == ':') { flow->l4.tcp.irc_3a_counter++; if (flow->l4.tcp.irc_3a_counter == 7) { /* ':' == 0x3a */ NDPI_LOG_INFO(ndpi_struct, "found irc. 0x3a. seven times."); -- cgit v1.2.3