USBGuard Bug Fix and Enhancement Update

usbguard Updated 02 Oct 2025

Summary

18/05/2021

Disclosed on

N/A

Severity

Yes i

Fix available

Unrated

Severity

Not published

CVSS Score

ALEA-2021:1931: usbguard bug fix and enhancement update. Affects usbguard versions < 1.0.0-2.el8. Fixed in 1.0.0-2.el8. How to fix ↓

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Background

USBGuard is a software framework that allows users to control access to USB devices on Linux systems. It provides a flexible and fine-grained policy enforcement mechanism to protect against unauthorized access to USB ports. USBGuard consists of several packages, including usbguard, usbguard-dbus, usbguard-notifier, usbguard-selinux, and usbguard-tools.

Vulnerability Detail

This update addresses a bug and includes enhancements in USBGuard. The bug fix resolves a vulnerability that could potentially be exploited by attackers to gain unauthorized access to USB devices. The enhancements improve the overall functionality and security of USBGuard.

How To Fix

Minimum fixed version

1.0.0-2.el8

This is the first release that contains the fix.

sudo dnf update usbguard

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Conclusion

This update addresses a vulnerability in USBGuard and includes enhancements to improve its functionality and security. It is recommended to update the USBGuard packages to the latest version to mitigate the risk of unauthorized access to USB devices. For further support on vulnerability remediation, you can contact DevNack.com.

See every vulnerability recorded for usbguard →