Vulnerability in Kernel: ASoC xlnx_formatter_pcm
Summary
GSD-2022-1002112: ASoC: xilinx: xlnx_formatter_pcm: Handle sysclk setting. Affects Kernel versions >= 6f6c3c36f0917be24587eeba818ab4fdfcb5465a, < 2c357e027725b55f2300cb4744c9c5c67dfa5e01. No fix is published. How to fix ↓
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Background
The Kernel is a critical component of the Linux operating system that manages communication between hardware and software. It provides essential functions and services for the system's operation. ASoC (Audio System on Chip) is a subsystem within the Kernel that handles audio-related functionalities. The xlnx_formatter_pcm module is responsible for formatting audio data. However, a vulnerability has been discovered in this module that could potentially be exploited by attackers.
Vulnerability Detail
The vulnerability in ASoC xlnx_formatter_pcm module allows an attacker to manipulate the sysclk setting, which could lead to various security issues. By exploiting this vulnerability, an attacker may gain unauthorized access, execute arbitrary code, or cause a denial of service. The vulnerability was introduced in Linux Kernel version v5.1 and has been fixed in version v5.10.110 by commit 2c357e027725b55f2300cb4744c9c5c67dfa5e01.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no known workaround for this vulnerability. It is crucial to apply the fix by updating the Linux Kernel to a patched version.
Conclusion
The vulnerability in the ASoC xlnx_formatter_pcm module of the Kernel can lead to unauthorized access, code execution, or denial of service. It is crucial to update the Linux Kernel to version v5.10.110 or later to mitigate this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The vulnerability allows attackers to manipulate the sysclk setting, potentially leading to unauthorized access, code execution, or denial of service.
You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Simply upload your package-lock.json file to the playground, and it will analyze and alert you if the vulnerability is present.
At the time of this report, there is no known public exploit for this vulnerability. However, it is essential to apply the fix as soon as possible to mitigate any potential risks.
Yes, this vulnerability can be exploited remotely if the affected system is accessible over a network. It is crucial to update the Linux Kernel to prevent any potential remote attacks.
No specific prerequisites are known for exploiting this vulnerability. However, an attacker would need to have access to the affected system or be able to send malicious requests to exploit the sysclk setting.
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