USB Gadget Panics on 10Gbps Cabling in Linux Kernel

Kernel Updated 02 Oct 2025

Summary

30/06/2021
N/A
No i
Unrated
Not published

UVI-2021-1000879: usb: fix various gadget panics on 10gbps cabling. Affects Kernel versions < 45f9a2fe737dc0a5df270787f2231aee8985cd59. No fix is published. How to fix ↓

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Background

The Linux Kernel is a widely used open-source operating system kernel that serves as the foundation for various Linux distributions. It provides essential functionality for hardware abstraction, process management, memory management, and device drivers. The USB subsystem in the Linux Kernel enables communication between USB devices and the operating system. However, a vulnerability has been discovered in the USB gadget driver that can lead to system panics when using 10Gbps cabling.

Vulnerability Detail

The vulnerability in the USB gadget driver affects the functionality of the USB subsystem when 10Gbps cabling is used. It can trigger system panics, causing the operating system to crash. The exact cause of the panics is not specified in the vulnerability details. The impact of this vulnerability can result in denial of service, data loss, or other disruptions to the affected system. It is important to note that the vulnerability has not been proven to be exploitable for remote code execution or privilege escalation.

How To Fix

No fixed version is published for this vulnerability.

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Workaround

No specific workaround is mentioned in the vulnerability details.

Conclusion

The USB gadget driver vulnerability in the Linux Kernel can result in system panics when using 10Gbps cabling. It is crucial to update the Linux Kernel to the fixed version to mitigate the risk of crashes and potential disruptions. For further support on vulnerability remediation, please contact DevNack.com.

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FAQ

The Linux Kernel is an open-source operating system kernel that provides essential functionality for various Linux distributions.

The USB subsystem enables communication between USB devices and the operating system.

A USB gadget driver allows a Linux system to act as a USB device, enabling functions such as USB tethering, USB storage, or USB audio.

The vulnerability can lead to system panics, causing the operating system to crash and potentially resulting in denial of service or data loss.

To fix the vulnerability, update your Linux Kernel to version v4.19.195 or later.

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How To Fix

No fixed version is published for this vulnerability.

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