CVE-2025-48569
📋 TL;DR
This vulnerability allows local attackers to cause permanent denial of service through resource exhaustion without requiring elevated privileges or user interaction. It affects Android devices running vulnerable versions, potentially rendering devices unusable until factory reset.
💻 Affected Systems
- Android
📦 What is this software?
Android by Google
⚠️ Risk & Real-World Impact
Worst Case
Device becomes completely unusable, requiring factory reset and data loss.
Likely Case
Device performance degradation or temporary unresponsiveness affecting specific functions.
If Mitigated
Minimal impact with proper access controls and monitoring in place.
🎯 Exploit Status
Exploitation requires local access but no special privileges
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Android 16 QPR2 security update or later
Vendor Advisory: https://source.android.com/security/bulletin/android-16-qpr2
Restart Required: Yes
Instructions:
1. Check for system updates in Settings > System > System update. 2. Download and install available security updates. 3. Reboot device after installation completes.
🔧 Temporary Workarounds
Restrict local access
allLimit physical access to devices and enforce strong authentication policies
Resource monitoring
allImplement monitoring for abnormal resource consumption patterns
🧯 If You Can't Patch
- Isolate affected devices from critical networks
- Implement strict access controls and monitor for abnormal resource usage
🔍 How to Verify
Check if Vulnerable:
Check Android version in Settings > About phone > Android version. If running Android 16 QPR2 or earlier without security updates, likely vulnerable.Check Version:
adb shell getprop ro.build.version.security_patchVerify Fix Applied:
Verify Android security patch level in Settings > About phone > Android version. Should show security patch date after the vulnerability disclosure.📡 Detection & Monitoring
Log Indicators:
- Abnormal resource consumption patterns
- System resource exhaustion warnings
- Process crash logs indicating resource limits
Network Indicators:
- Not applicable - local exploitation only
SIEM Query:
source="android_system" AND ("resource exhaustion" OR "out of memory" OR "denial of service")