diff options
| author | Luca Deri <deri@ntop.org> | 2020-05-22 07:24:02 +0200 |
|---|---|---|
| committer | Luca Deri <deri@ntop.org> | 2020-05-22 07:24:02 +0200 |
| commit | bbbc5fdbae79c72dbe157e02dfee4ef9f18014b5 (patch) | |
| tree | 0ee007c25249cdddabc299beafa10a3c7ca1b0d2 /src/lib/ndpi_main.c | |
| parent | 3874f0e0e0293dd977fda31d3f50c69ebcad4463 (diff) | |
Added memory boundary checks
Diffstat (limited to 'src/lib/ndpi_main.c')
| -rw-r--r-- | src/lib/ndpi_main.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c index f1338ea74..f93f0bfd3 100644 --- a/src/lib/ndpi_main.c +++ b/src/lib/ndpi_main.c @@ -4858,7 +4858,8 @@ void ndpi_parse_packet_line_info(struct ndpi_detection_module_struct *ndpi_str, if(get_u_int16_t(packet->payload, a) == ntohs(0x0d0a)) { /* If end of line char sequence CR+NL "\r\n", process line */ - if(get_u_int16_t(packet->payload, a+2) == ntohs(0x0d0a)) { + if(((a + 3) <= packet->payload_packet_len) + && (get_u_int16_t(packet->payload, a+2) == ntohs(0x0d0a))) { /* \r\n\r\n */ int diff; /* No unsigned ! */ u_int32_t a1 = a + 4; |