CVE-2025-48525: Android Framework DisassociationProcessor Local Privilege Escalation Vulnerability
Summary
CVE-2025-48525: In disassociate of DisassociationProcessor.java, there is a possible way for an app to continue reading notifications when not associated to a companion device due to improper input validation. Affects platform/frameworks/base across 5 version ranges.
>= 13:0, < 13:2025-12-01
>= 14:0, < 14:2025-12-01
>= 15:0, < 15:2025-12-01
>= 16:0, < 16:2025-12-01
>= 16-qpr2-next:0, < 16-qpr2-next:2025-12-01
Fixed in 16-qpr2-next:2025-12-01. How to fix ↓
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Background
The Android Framework is a comprehensive software stack that provides the necessary tools and APIs for developing Android applications. It includes core libraries, runtime, and system services that facilitate communication between applications and the underlying hardware. This vulnerability specifically affects the DisassociationProcessor component, which is responsible for managing the disassociation of companion devices. The flaw arises from improper input validation, allowing unauthorized access to notifications even when the app is not associated with a companion device.
Vulnerability Detail
In the DisassociationProcessor.java file, the disassociate function contains a flaw that allows an application to continue reading notifications without proper association to a companion device. This vulnerability stems from inadequate input validation, which can lead to local escalation of privilege. The exploitation of this vulnerability does not require additional execution privileges or user interaction, making it particularly dangerous as it can be exploited silently by malicious applications.
How To Fix
Minimum fixed version
16-qpr2-next:2025-12-01
This is the first release that contains the fix.
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Workaround
As a temporary workaround, you can restrict the app's access to notifications when it is not associated with a companion device. This can be done by implementing additional checks in your notification handling logic to ensure that the app is properly associated before allowing access to notifications.
Conclusion
The CVE-2025-48525 vulnerability poses a significant risk to applications using the Android Framework, allowing unauthorized access to notifications. It is crucial to update to the patched versions to secure your application and prevent potential exploitation. Utilizing tools like Vulert can help monitor and identify vulnerabilities in your software.
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FAQ
CVE-2025-48525 is a vulnerability in the Android Framework that allows unauthorized access to notifications due to improper input validation in the DisassociationProcessor component.
The vulnerability can be exploited by malicious applications that can read notifications without being associated with a companion device, leading to potential data leakage.
No, user interaction is not required for exploitation, making it a silent threat that can be executed without the user's knowledge.
If your application is affected, you should update to the patched version of the Android Framework as soon as possible to mitigate the risk.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. You can check your application using the Vulert playground at Vulert Scanner without any signup.
References
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