CVE-2022-39105: Android Sensor Driver Out of Bounds Write Vulnerability
Summary
CVE-2022-39105: In sensor driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local denial of service in kernel. Affects :unknown: versions >= SoCVersion:0, < SoCVersion:2022-11-05. Fixed in SoCVersion:2022-11-05. How to fix ↓
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Background
The Android sensor driver is a critical component of the Android operating system that facilitates communication between the hardware sensors and the software applications. It enables various functionalities such as motion detection, environmental sensing, and user interaction. This driver is essential for the performance and reliability of sensor-dependent applications. However, it is susceptible to a specific vulnerability that can compromise system stability.
Vulnerability Detail
In the Android sensor driver, there exists a possible out of bounds write due to a missing bounds check. This vulnerability can lead to a local denial of service in the kernel, potentially causing the system to crash or become unresponsive. The issue arises from improper handling of data input, which allows for writing beyond allocated memory boundaries, thereby affecting system integrity and performance.
How To Fix
Minimum fixed version
SoCVersion:2022-11-05
This is the first release that contains the fix.
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Workaround
Currently, there are no specific workarounds mentioned for this vulnerability. However, users can minimize exposure by avoiding the use of applications that heavily rely on sensor functionalities until the system is updated.
Conclusion
The CVE-2022-39105 vulnerability in the Android sensor driver poses a significant risk by allowing out of bounds writes, which can lead to system instability. Users are urged to update their systems to the patched version to ensure protection against this issue. Monitoring tools like Vulert can assist in identifying vulnerabilities in your applications without needing code access.
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FAQ
CVE-2022-39105 is a vulnerability in the Android sensor driver that allows for an out of bounds write, potentially leading to a local denial of service.
You can check if your application is affected by using the Vulert playground at Vulert Scanner, which monitors open-source vulnerabilities in real-time.
The primary consequence is a local denial of service, which can cause the system to crash or become unresponsive.
Yes, a patch was released on November 5, 2022. Users should update their Android sensor driver to this version or later.
If you cannot update your device, it is advisable to limit the use of sensor-dependent applications until a fix is applied.
References
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