The DHCPv6 parser in tcpdump before 4.9.2 has a buffer over-read in print-dhcp6.c:dhcp6opt_print().
{
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "4.9.1"
}
],
"cpe": "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*"
}