The dissect_dns_answer function in epan/dissectors/packet-dns.c in the DNS dissector in Wireshark 1.12.x before 1.12.9 mishandles the EDNS0 Client Subnet option, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 25.1%