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| author | Luca Deri <lucaderi@users.noreply.github.com> | 2020-02-15 17:21:52 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-02-15 17:21:52 +0100 |
| commit | e0a058af6726a87009cca29759ce02dfdf0d04c6 (patch) | |
| tree | 793fabccd66a8f13d671dd39cc9e6467007559b7 /example/reader_util.c | |
| parent | 80e9826040bf9fb411a73fa7397e1f1870a07cd7 (diff) | |
| parent | bf7dcd63c3a663cd0e1e8c567511ccfd8047d24a (diff) | |
Merge pull request #844 from catenacyber/fuzz2fix
Fuzz2fix
Diffstat (limited to 'example/reader_util.c')
| -rw-r--r-- | example/reader_util.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/example/reader_util.c b/example/reader_util.c index ae132fcff..8b7f55fe4 100644 --- a/example/reader_util.c +++ b/example/reader_util.c @@ -676,6 +676,8 @@ static struct ndpi_flow_info *get_ndpi_flow_info(struct ndpi_workflow * workflow l3 = (const u_int8_t*)iph6; } + if (ipsize < l4_offset + l4_packet_len) + return NULL; *proto = iph->protocol; @@ -1605,6 +1607,9 @@ ether_type_check: iph_check: /* Check and set IP header size and total packet length */ + if (header->caplen < ip_offset + sizeof(struct ndpi_iphdr)) + return(nproto); /* Too short for next IP header*/ + iph = (struct ndpi_iphdr *) &packet[ip_offset]; /* just work on Ethernet packets that contain IP */ |