CVE-2025-58311
📋 TL;DR
This CVE describes a use-after-free vulnerability in the USB driver module that could allow an attacker to execute arbitrary code or cause a system crash. The vulnerability affects systems with specific USB hardware/drivers and impacts both availability and confidentiality. Users of affected Huawei devices are primarily at risk.
💻 Affected Systems
- Huawei devices with specific USB hardware/drivers
📦 What is this software?
Emui by Huawei
Emui by Huawei
Emui by Huawei
Harmonyos by Huawei
Harmonyos by Huawei
Harmonyos by Huawei
Harmonyos by Huawei
Harmonyos by Huawei
Harmonyos by Huawei
⚠️ Risk & Real-World Impact
Worst Case
An attacker could achieve kernel-level code execution, leading to complete system compromise, data theft, or persistent backdoor installation.
Likely Case
Local attacker with physical USB access causes system crash/denial-of-service or limited information disclosure through memory corruption.
If Mitigated
With proper USB port security and driver validation, impact limited to denial-of-service from crashes.
🎯 Exploit Status
Exploitation requires USB device access and driver manipulation; timing and memory manipulation needed for UAF exploitation
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check Huawei security bulletin for specific patched versions
Vendor Advisory: https://consumer.huawei.com/en/support/bulletin/2025/11/
Restart Required: Yes
Instructions:
1. Check Huawei security advisory for affected devices. 2. Apply latest firmware/security updates from Huawei. 3. Reboot device after update installation.
🔧 Temporary Workarounds
Disable vulnerable USB ports
linuxTemporarily disable USB ports that aren't essential for operation
echo '0' > /sys/bus/usb/devices/usbX/authorized
modprobe -r usb_storage
Restrict USB device permissions
linuxLimit which users can access USB devices
chmod 600 /dev/bus/usb/*/*
setfacl -m u:root:rw /dev/bus/usb/*/*
🧯 If You Can't Patch
- Implement strict physical security controls to prevent unauthorized USB device connections
- Deploy endpoint security solutions that monitor for USB driver anomalies and memory corruption attempts
🔍 How to Verify
Check if Vulnerable:
Check device firmware version against Huawei's security advisory; examine kernel logs for USB driver errors/crashesCheck Version:
getprop ro.build.version.incremental (Android) or uname -r (Linux)Verify Fix Applied:
Verify firmware version matches patched version in Huawei advisory; test USB functionality after patch📡 Detection & Monitoring
Log Indicators:
- Kernel panic/Oops messages related to USB drivers
- USB device connection failures
- Memory allocation/deallocation errors in kernel logs
Network Indicators:
- Not applicable - local exploitation only
SIEM Query:
source="kernel" AND ("USB" AND ("panic" OR "Oops" OR "use-after-free"))