Vulnerability in Kernel: usb: dwc3-meson-g12a

Kernel Updated 02 Oct 2025

Summary

30/06/2021

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2021-1001029: usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled. Affects Kernel versions >= 013af227f58a97ffc61b99301f8f4448dc7e7f55, < d8dd3754e707104a34f8ec595034d503ea8871a2. No fix is published. How to fix ↓

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Background

The Kernel is a crucial component of the Linux operating system, responsible for managing system resources and facilitating communication between hardware and software. The usb: dwc3-meson-g12a driver is specifically designed for the Amlogic Meson G12A SoC family, providing support for USB functionality. This vulnerability affects the initialization of the usb2 PHY glue when phy0 is disabled, potentially leading to security issues.

Vulnerability Detail

The usb: dwc3-meson-g12a driver in the Kernel has a flaw in the initialization of the usb2 PHY glue when phy0 is disabled. This vulnerability was introduced in version v5.8 of the Kernel and fixed in version v5.12.11. An attacker could potentially exploit this vulnerability to gain unauthorized access, execute arbitrary code, or cause a denial-of-service (DoS) condition. It is important to note that the impact and attack plausibility of this vulnerability have not been proven.

How To Fix

No fixed version is published for this vulnerability.

To fix this vulnerability, it is recommended to update the Kernel to version v5.12.11 or later. This update includes the necessary commit (d8dd3754e707104a34f8ec595034d503ea8871a2) to address the issue. Users can obtain the updated Kernel from the official Linux Kernel repository: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/

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Workaround

No specific workaround has been provided for this vulnerability.

Conclusion

In conclusion, the usb: dwc3-meson-g12a driver in the Kernel is vulnerable to an issue related to the initialization of the usb2 PHY glue when phy0 is disabled. To mitigate this vulnerability, it is crucial to update the Kernel to version v5.12.11 or later. For further support on vulnerability remediation, please contact DevNack.com.

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FAQ

What is the impact of this vulnerability?

The impact of this vulnerability could potentially allow an attacker to gain unauthorized access, execute arbitrary code, or cause a denial-of-service (DoS) condition.

How can I check if my system is affected by this vulnerability?

You can use Vulert's playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your manifest file (e.g., package-lock.json) and Vulert will provide real-time alerts for open-source vulnerabilities.