CVE-2024-44238 Apple协处理器内存损坏漏洞

// CVE-2024-44238 PoC Concept // Note: This is a conceptual PoC for educational purposes only // The actual vulnerability involves corrupting coprocessor memory #include <stdio.h> #include <stdlib.h> #include <string.h> // Simulated vulnerable function with insufficient bounds checking void vulnerable_coprocessor_access(unsigned int address, unsigned int size) { unsigned int *coprocessor_mem = (unsigned int *)0xFFFFFFFF; // Simulated coprocessor region // Insufficient bounds check - vulnerability exists here if (address < 0x10000) { // Weak check that can be bypassed // Write to coprocessor memory without proper validation unsigned int *target = coprocessor_mem + address; memset(target, 0xFF, size); // Memory corruption } } int main(int argc, char *argv[]) { printf("CVE-2024-44238 Conceptual PoC\n"); printf("Target: Apple coprocessor memory corruption\n"); if (argc > 2) { unsigned int addr = atoi(argv[1]); unsigned int size = atoi(argv[2]); printf("Attempting memory access at 0x%x with size %d\n", addr, size); vulnerable_coprocessor_access(addr, size); } printf("Note: This is a simulated demonstration.\n"); printf("Actual exploitation requires specific Apple device and iOS/macOS environment.\n"); return 0; }