Out-of-Bounds Vulnerability in rtw89 Package
Summary
GSD-2022-1003065: rtw89: cfo: check mac_id to avoid out-of-bounds. Affects Kernel versions < 03ed236480aeec8c2fd327a1ea6d711364c495e3. No fix is published. How to fix ↓
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Background
The rtw89 package is a component of the Linux Kernel ecosystem. It provides functionality for wireless network communication using Realtek Wi-Fi chips. The package is responsible for managing the communication between the kernel and the Wi-Fi hardware. However, a vulnerability has been discovered in the package that could potentially lead to out-of-bounds memory access.
Vulnerability Detail
The vulnerability in rtw89 arises from a lack of proper bounds checking in the 'cfo' function. Specifically, the function fails to validate the 'mac_id' parameter, which can result in an out-of-bounds memory access. An attacker could potentially exploit this vulnerability to execute arbitrary code or cause a denial-of-service condition. The impact and attack plausibility of this vulnerability have not been proven yet.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
In conclusion, the rtw89 package in the Linux Kernel is vulnerable to an out-of-bounds memory access issue. It is recommended to update the Linux Kernel to the latest version to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
rtw89 is a package in the Linux Kernel ecosystem that handles wireless network communication using Realtek Wi-Fi chips.
The impact of this vulnerability is not yet proven, but it could potentially allow an attacker to execute arbitrary code or cause a denial-of-service condition.
To fix this vulnerability, update the Linux Kernel to version v5.17.14 or later, which includes the necessary fix for the issue.
No specific workarounds have been mentioned for this vulnerability.
For more details about this vulnerability, refer to the source link provided in the database_specific section of the vulnerability details.
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