Vulnerability in Kernel package: serial: rp2
Summary
GSD-2021-1000605: serial: rp2: use 'request_firmware' instead of 'request_firmware_nowait'. Affects Kernel versions < 6a931ceb0b9401fe18d0c500e08164bf9cc7be4b. No fix is published. How to fix ↓
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Background
The Kernel package is a fundamental component of the Linux operating system, responsible for managing the system's core functionality. It provides essential services and interfaces for hardware communication, process management, and memory allocation. The 'serial: rp2' module within the Kernel package handles serial communication for the Raspberry Pi 2 (rp2) platform. This vulnerability affects the 'serial: rp2' module and can potentially be exploited to compromise the system's security.
Vulnerability Detail
The vulnerability in the 'serial: rp2' module arises from the improper usage of the 'request_firmware_nowait' function instead of the recommended 'request_firmware' function. This improper usage can lead to security weaknesses and potential exploits. Although the exact impact and attack plausibility have not been proven, it is crucial to address this vulnerability to prevent any potential security breaches. The vulnerability was introduced in an unknown version and has been fixed in Linux Kernel version v5.10.42 by commit 6a931ceb0b9401fe18d0c500e08164bf9cc7be4b.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
The vulnerability in the 'serial: rp2' module of the Kernel package can potentially compromise the security of the system. It is crucial to update the Kernel package to version v5.10.42 or later to address this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The exact impact of this vulnerability is unknown, but it has the potential to compromise the security of the system.
You can use the Vulert Playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your package-lock.json file and Vulert will analyze it in real-time.
There is no known exploit for this vulnerability at the moment. However, it is important to address it promptly to mitigate any potential risks.
Unfortunately, there are no specific temporary measures mentioned for this vulnerability. It is recommended to prioritize updating the Kernel package to the fixed version as soon as possible.
You can refer to the vulnerability details in the Open Source Vulnerability format provided by the Cloud Security Alliance's GSD database. The link to the specific vulnerability details is available in the references section.
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