diff options
Diffstat (limited to 'wiretap/vwr.c')
| -rw-r--r-- | wiretap/vwr.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/wiretap/vwr.c b/wiretap/vwr.c index 3b9659322d..59350fce8a 100644 --- a/wiretap/vwr.c +++ b/wiretap/vwr.c @@ -2211,7 +2211,7 @@ int find_signature(const guint8 *m_ptr, int rec_size, int pay_off, guint32 flow_ /* flow ID and sequence number at the appropriate offsets. */ for (tgt = pay_off; tgt < (rec_size); tgt++) { if (m_ptr[tgt] == 0xdd) { /* found magic byte? check fields */ - if (m_ptr[tgt + 15] == 0xe2) { + if ((tgt + 15 < rec_size) && (m_ptr[tgt + 15] == 0xe2)) { if (m_ptr[tgt + 4] != flow_seq) continue; @@ -2222,7 +2222,7 @@ int find_signature(const guint8 *m_ptr, int rec_size, int pay_off, guint32 flow_ return (tgt); } - else + else if (tgt + SIG_FSQ_OFF < rec_size) { /* out which one... */ if (m_ptr[tgt + SIG_FSQ_OFF] != flow_seq) /* check sequence number */ continue; /* if failed, keep scanning */ |