Vulnerability in rtl818x package: Prevent using not initialized queues
Summary
GSD-2022-1003692: rtl818x: Prevent using not initialized queues. Affects Kernel versions < b8ce58ab80faaea015c206382041ff3bcf5495ff. No fix is published. How to fix ↓
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Background
The rtl818x package is a driver for Realtek RTL818x based wireless LAN (WLAN) adapters. It provides support for various RTL818x chipsets, allowing users to connect to wireless networks. The package is commonly used in Linux systems. However, a vulnerability has been discovered in the package that could potentially lead to security issues.
Vulnerability Detail
The vulnerability in the rtl818x package involves the usage of not initialized queues. This can result in unpredictable behavior and potential security risks. Attackers may be able to exploit this vulnerability to execute arbitrary code, cause a denial of service, or gain unauthorized access to sensitive information. The vulnerability has been identified and fixed in the Linux Kernel version v5.4.198 by commit b8ce58ab80faaea015c206382041ff3bcf5495ff.
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. However, applying the recommended fix by updating the Linux Kernel should address the issue.
Conclusion
The vulnerability in the rtl818x package that allowed the usage of not initialized queues has been identified and fixed in the Linux Kernel version v5.4.198. To ensure the security of your system, it is recommended to update the Linux Kernel to the latest version. For further support on vulnerability remediation, you can reach out to DevNack.com.
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FAQ
The vulnerability could potentially allow attackers to execute arbitrary code, cause a denial of service, or gain unauthorized access to sensitive information.
At the time of this report, there is no known exploit for this vulnerability. However, it is important to apply the recommended fix to prevent any potential exploitation.
The vulnerability affects versions of the rtl818x package prior to the Linux Kernel version v5.4.198.
You can use tools like Vulert Playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your package-lock.json file to the playground and it will provide real-time alerts for open-source vulnerabilities.
More details about the fix can be found in the commit b8ce58ab80faaea015c206382041ff3bcf5495ff in the official Linux Kernel repository.
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