CVE-2025-68955
📋 TL;DR
A race condition vulnerability in Huawei's card framework module allows attackers to disrupt system availability through multi-threaded exploitation. This affects Huawei consumer devices including laptops and wearables. The vulnerability requires local access to the affected system.
💻 Affected Systems
- Huawei laptops
- Huawei wearables
- Huawei consumer devices with card framework
📦 What is this software?
Harmonyos by Huawei
⚠️ Risk & Real-World Impact
Worst Case
Complete system crash or denial of service, potentially requiring physical restart of the device.
Likely Case
Application instability, temporary service disruption, or system freezes affecting specific card framework functionality.
If Mitigated
Minimal impact with proper access controls and monitoring in place to detect exploitation attempts.
🎯 Exploit Status
Race condition exploitation requires precise timing and multi-threaded execution, making it moderately complex to exploit reliably.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check Huawei security bulletins for specific patched versions
Vendor Advisory: https://consumer.huawei.com/en/support/bulletin/2026/1/
Restart Required: Yes
Instructions:
1. Check Huawei security bulletins for your specific device model. 2. Apply the latest security updates via device settings or Huawei PC Manager. 3. Restart the device after update installation.
🔧 Temporary Workarounds
Restrict local access
allLimit physical and local account access to affected devices to reduce attack surface
Monitor system stability
allImplement monitoring for unusual system crashes or card framework errors
🧯 If You Can't Patch
- Isolate affected devices from critical networks and limit user access
- Implement application whitelisting to prevent unauthorized code execution
🔍 How to Verify
Check if Vulnerable:
Check device version against Huawei security bulletins. Review system logs for card framework errors or crashes.Check Version:
Windows: `wmic os get version` or check Settings > System > About. HarmonyOS/Android: Settings > About phone > Software informationVerify Fix Applied:
Verify device is running the latest security update version specified in Huawei advisories. Test card framework functionality for stability.📡 Detection & Monitoring
Log Indicators:
- Multiple simultaneous card framework access attempts
- Card framework service crashes
- System stability issues following card operations
Network Indicators:
- Not applicable - local exploitation only
SIEM Query:
Event logs showing card framework errors or crashes within short timeframes