The DNS packet parsing/generation code in PowerDNS (aka pdns) Authoritative Server 3.4.x before 3.4.6 allows remote attackers to cause a denial of service (crash) via crafted query packets.
[
{
"product": "PowerDNS Authoritative Server",
"vendor": "PowerDNS",
"versions": [
{
"status": "affected",
"version": "3.4.x before 3.4.6"
}
]
}
]