USB Gadget Panics on 10Gbps Cabling in Linux Kernel
Summary
GSD-2021-1001035: usb: fix various gadget panics on 10gbps cabling. Affects Kernel versions < ca6bc277430d90375452b60b047763a090b7673e. No fix is published. How to fix ↓
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Background
The Linux Kernel is the core component of the Linux operating system, responsible for managing system resources and providing an interface for applications to interact with the hardware. USB (Universal Serial Bus) is a widely used interface for connecting devices to computers. The USB Gadget subsystem in the Linux Kernel allows the system to act as a USB device, enabling functionalities such as USB tethering and USB gadget emulation. However, a vulnerability has been discovered in the USB Gadget subsystem that can lead to panics when using 10Gbps cabling.
Vulnerability Detail
The vulnerability in the USB Gadget subsystem of the Linux Kernel can result in panics when 10Gbps cabling is used. Panics are severe errors that cause the system to halt, potentially leading to denial of service or other adverse effects. The exact cause and impact of the vulnerability have not been proven yet, but it is considered a security risk. The vulnerability has been addressed in the Linux Kernel version v5.12.11 by commit ca6bc277430d90375452b60b047763a090b7673e.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
The USB Gadget subsystem vulnerability in the Linux Kernel can result in system panics when using 10Gbps cabling. It is recommended to update the Linux Kernel to version v5.12.11 or later to mitigate this vulnerability. For further support on vulnerability remediation, you can contact DevNack.com.
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FAQ
The impact of this vulnerability is not yet proven, but it can potentially lead to system panics and denial of service.
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 for any open-source vulnerabilities, including this one.
Currently, there are no known workarounds for this vulnerability. It is recommended to update the Linux Kernel to the fixed version.
The exact attack vectors and exploitability of this vulnerability have not been proven yet. However, it is always recommended to keep software up to date to mitigate potential security risks.
You can find more information about this vulnerability in the GSD-2021-1001035.json file in the GSD database (https://github.com/cloudsecurityalliance/gsd-database/blob/main/2021/1001xxx/GSD-2021-1001035.json).
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