A bug in util-print.c:relts_print() in tcpdump before 4.9.0 could cause a buffer overflow in multiple protocol parsers (DNS, DVMRP, HSRP, IGMP, lightweight resolver protocol, PIM).
The Classical IP over ATM parser in tcpdump before 4.9.0 has a buffer overflow in print-cip.c:cip_if_print().
The GeoNetworking parser in tcpdump before 4.9.0 has a buffer overflow in print-geonet.c, multiple functions.
The CALM FAST parser in tcpdump before 4.9.0 has a buffer overflow in print-calm-fast.c:calm_fast_print().
The TFTP parser in tcpdump before 4.9.0 has a buffer overflow in print-tftp.c:tftp_print().
The BOOTP parser in tcpdump before 4.9.0 has a buffer overflow in print-bootp.c:bootp_print().
The TCP parser in tcpdump before 4.9.0 has a buffer overflow in print-tcp.c:tcp_print().
The IP parser in tcpdump before 4.9.0 has a buffer overflow in print-ip.c, multiple functions.
The AppleTalk parser in tcpdump before 4.9.0 has a buffer overflow in print-atalk.c, multiple functions.
The STP parser in tcpdump before 4.9.0 has a buffer overflow in print-stp.c, multiple functions.
The GRE parser in tcpdump before 4.9.0 has a buffer overflow in print-gre.c, multiple functions.
The ZeroMQ parser in tcpdump before 4.9.0 has an integer overflow in print-zeromq.c:zmtp1_print_frame().
The VAT parser in tcpdump before 4.9.0 has a buffer overflow in print-udp.c:vat_print().
The UDP parser in tcpdump before 4.9.0 has a buffer overflow in print-udp.c:udp_print().
The RTP parser in tcpdump before 4.9.0 has a buffer overflow in print-udp.c:rtp_print().
The RTCP parser in tcpdump before 4.9.0 has a buffer overflow in print-udp.c:rtcp_print().
The PPP parser in tcpdump before 4.9.0 has a buffer overflow in print-ppp.c:ppp_hdlc_if_print().
The PIM parser in tcpdump before 4.9.0 has a buffer overflow in print-pim.c:pimv2_check_checksum().
The MPLS parser in tcpdump before 4.9.0 has a buffer overflow in print-mpls.c:mpls_print().
The LLC/SNAP parser in tcpdump before 4.9.0 has a buffer overflow in print-llc.c:llc_print().