CVE-2025-36903: Android Package Vulnerability Leading to Local Escalation of Privilege
Summary
CVE-2025-36903: In lwis_io_buffer_write of TBD, there is a possible OOB read/write due to improper input validation. Affects :unknown: versions >= Pixel-family specific:0, < Pixel-family specific:2025-09-05. Fixed in Pixel-family specific:2025-09-05. How to fix ↓
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Background
The affected package is part of the Android ecosystem, specifically related to the Pixel family of devices. This package is responsible for handling input validation in the lwis_io_buffer_write function. Proper input validation is crucial for maintaining system integrity and security, as it prevents unauthorized access and manipulation of system resources.
Vulnerability Detail
The vulnerability arises from improper input validation in the lwis_io_buffer_write function, which can lead to an out-of-bounds (OOB) read/write condition. This flaw allows an attacker to escalate privileges locally without requiring additional execution privileges or user interaction. The potential ramifications include unauthorized access to sensitive system resources, which could compromise the overall security of the device.
How To Fix
Minimum fixed version
Pixel-family specific:2025-09-05
This is the first release that contains the fix.
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Workaround
Currently, there are no specific workarounds available for this vulnerability. The best course of action is to apply the available patch as soon as it is released.
Conclusion
CVE-2025-36903 represents a significant security risk for Android devices, particularly within the Pixel family. Users are strongly advised to update their devices to the latest version to protect against potential exploitation of this vulnerability.
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FAQ
CVE-2025-36903 is a vulnerability in the Android ecosystem that allows local escalation of privilege due to improper input validation in the lwis_io_buffer_write function.
You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
This vulnerability specifically affects Pixel family devices running the vulnerable version of the Android package.
No, user interaction is not needed for exploitation, making this vulnerability particularly concerning.
While there are no specific workarounds, it is crucial to prioritize updating your device to mitigate the risk associated with this vulnerability.
References
Related vulnerabilities
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