CVE-2025-54616
📋 TL;DR
This CVE describes an out-of-bounds array access vulnerability in Huawei's ArkUI framework. Successful exploitation could cause application crashes or denial of service. This affects devices and applications using vulnerable versions of the ArkUI framework.
💻 Affected Systems
- Huawei devices with ArkUI framework
📦 What is this software?
Harmonyos by Huawei
⚠️ Risk & Real-World Impact
Worst Case
Application crashes leading to denial of service, potentially affecting multiple applications simultaneously if they share the vulnerable framework component.
Likely Case
Individual application instability or crashes when processing malformed UI data, requiring user restart of affected applications.
If Mitigated
Application sandboxing may limit impact to single applications, with no privilege escalation or data compromise.
🎯 Exploit Status
Exploitation requires triggering the out-of-bounds access through application input or UI manipulation. No known public exploits at this time.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check Huawei security bulletin for specific patched versions
Vendor Advisory: https://consumer.huawei.com/en/support/bulletin/2025/8/
Restart Required: No
Instructions:
1. Check Huawei security advisory for affected versions. 2. Apply system updates through official channels. 3. Update applications using ArkUI framework if separate updates are required.
🔧 Temporary Workarounds
Limit application privileges
allRestrict applications using ArkUI framework to minimal necessary permissions
🧯 If You Can't Patch
- Monitor application stability and restart applications if crashes occur
- Consider temporarily disabling non-critical applications using ArkUI framework
🔍 How to Verify
Check if Vulnerable:
Check device system version and compare against Huawei's security advisory for affected versionsCheck Version:
Check device settings > About phone > Version informationVerify Fix Applied:
Verify system version has been updated to patched version listed in Huawei advisory📡 Detection & Monitoring
Log Indicators:
- Application crash logs mentioning ArkUI framework
- Unexpected application terminations
Network Indicators:
- No specific network indicators - this is a local vulnerability
SIEM Query:
Application logs containing 'ArkUI' AND (crash OR exception OR segmentation fault)