CVE-2026-47308 Samsung Walrus空指针解引用漏洞

#include <stdio.h> #include <stdlib.h> // Simulation of the vulnerability logic void vulnerable_function(char* user_input) { // Vulnerability: No NULL check before dereferencing user_input // This mimics the NULL pointer dereference in Walrus if (*user_input == 'T') { printf("Processing valid input\n"); } } int main() { printf("PoC for CVE-2026-47308\n"); // Step 1: Prepare a NULL pointer char *malicious_input = NULL; // Step 2: Call the vulnerable function with NULL pointer // This requires Local Access and User Interaction context printf("Triggering NULL pointer dereference...\n"); vulnerable_function(malicious_input); return 0; }