CVEs referencing

https://security.gentoo.org/glsa/201709-23

tcpdump 4.9.0 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via crafted packet data. The crash occurs in the EXTRACT_16BITS function, called from the stp_print function for the Spanning Tree Protocol.

tcpdump 4.9.0 has a heap-based buffer over-read in the lldp_print function in print-lldp.c, related to util-print.c.

tcpdump 4.9.0 has a heap-based buffer over-read in the pimv1_print function in print-pim.c.

tcpdump 4.9.0 has a buffer overflow in the sliplink_print function in print-sl.c.

The SMB/CIFS parser in tcpdump before 4.9.2 has a buffer over-read in smbutil.c:name_len().

Several protocol parsers in tcpdump before 4.9.2 could cause a buffer over-read in addrtoname.c:lookup_bytestring().

The ICMP parser in tcpdump before 4.9.2 has a buffer over-read in print-icmp.c:icmp_print().

The ISAKMP parser in tcpdump before 4.9.2 has a buffer over-read in print-isakmp.c:isakmp_rfc3948_print().

The ISO CLNS parser in tcpdump before 4.9.2 has a buffer over-read in print-isoclns.c:isoclns_print().

The NFS parser in tcpdump before 4.9.2 has a buffer over-read in print-nfs.c:interp_reply().

The DECnet parser in tcpdump before 4.9.2 has a buffer over-read in print-decnet.c:decnet_print().

Several protocol parsers in tcpdump before 4.9.2 could cause a buffer over-read in util-print.c:tok2strbuf().

The EIGRP parser in tcpdump before 4.9.2 has a buffer over-read in print-eigrp.c:eigrp_print().

The Zephyr parser in tcpdump before 4.9.2 has a buffer over-read in print-zephyr.c, several functions.

The IPv6 parser in tcpdump before 4.9.2 has a buffer over-read in print-ip6.c:ip6_print().

The IPv6 routing header parser in tcpdump before 4.9.2 has a buffer over-read in print-rt6.c:rt6_print().

The IEEE 802.11 parser in tcpdump before 4.9.2 has a buffer over-read in print-802_11.c:parse_elements().

The telnet parser in tcpdump before 4.9.2 has a buffer over-read in print-telnet.c:telnet_parse().

The RESP parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-resp.c:resp_get_length().

The ISAKMP parser in tcpdump before 4.9.2 could enter an infinite loop due to bugs in print-isakmp.c, several functions.