CVE-2025-22434: Android Frameworks Base Package Lock Screen Bypass Vulnerability
Summary
CVE-2025-22434: In handleKeyGestureEvent of PhoneWindowManager.java, there is a possible lock screen bypass due to a logic error in the code. Affects platform/frameworks/base across 3 version ranges.
>= 14:0, < 14:2025-04-01
>= 15:0, < 15:2025-04-01
>= 15-next:0, < 15-next:2025-04-01
Fixed in 15-next:2025-04-01. How to fix ↓
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Background
The Android Frameworks Base package is a core component of the Android operating system, providing essential functionalities and APIs for application development. It serves as the foundation for Android's user interface and system interactions. This package is critical for maintaining security and user privacy, making it vital to address any vulnerabilities that may arise.
Vulnerability Detail
In the PhoneWindowManager.java file, a logic error exists in the handleKeyGestureEvent method, which allows for a potential lock screen bypass. This vulnerability can lead to local escalation of privilege, enabling unauthorized access to the device without requiring additional execution privileges or user interaction. The flaw originates from improper handling of key gestures, which could be exploited by an attacker to gain access to sensitive information or functionalities.
How To Fix
Minimum fixed version
15-next:2025-04-01
This is the first release that contains the fix.
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Workaround
Currently, there are no specific workarounds provided for this vulnerability. It is strongly recommended to apply the available patches as soon as possible to mitigate the risk.
Conclusion
The CVE-2025-22434 vulnerability in the Android Frameworks Base package poses a significant risk due to its potential for lock screen bypass. It is crucial for users to update to the patched versions to ensure their devices remain secure. Regular monitoring for vulnerabilities using tools like Vulert can help maintain the integrity of applications.
See every vulnerability recorded for platform/frameworks/base →
FAQ
CVE-2025-22434 is a vulnerability in the Android Frameworks Base package that allows for a lock screen bypass due to a logic error in the code.
An attacker can exploit this vulnerability by using specific key gestures to bypass the lock screen and gain unauthorized access to the device.
The vulnerability can lead to local escalation of privilege, allowing unauthorized access to sensitive information and functionalities on the device.
No, user interaction is not needed for exploitation, making it particularly concerning.
You can use Vulert, which monitors and alerts in real-time for open-source vulnerabilities. Without requiring access to the code or installation, you can check your application using the Vulert playground at Vulert Scanner.
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