How To Install dbxtool on Fedora 34

dbxtool is Secure Boot DBX updater

Introduction

In this tutorial we learn how to install dbxtool on Fedora 34.

What is dbxtool

This package contains DBX updates for UEFI Secure Boot.

We can use yum or dnf to install dbxtool on Fedora 34. In this tutorial we discuss both methods but you only need to choose one of method to install dbxtool.

Install dbxtool on Fedora 34 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install dbxtool using dnf by running the following command:

sudo dnf -y install dbxtool

Install dbxtool on Fedora 34 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

The output should look something like this:

Fedora 34 - x86_64                               20 kB/s | 6.6 kB     00:00
Fedora 34 openh264 (From Cisco) - x86_64        1.4 kB/s | 989  B     00:00
Fedora Modular 34 - x86_64                       68 kB/s | 6.5 kB     00:00
Fedora 34 - x86_64 - Updates                    3.5 kB/s | 6.2 kB     00:01
Fedora Modular 34 - x86_64 - Updates             17 kB/s | 5.9 kB     00:00
Metadata cache created.

After updating yum database, We can install dbxtool using yum by running the following command:

sudo yum -y install dbxtool

How To Uninstall dbxtool on Fedora 34

To uninstall only the dbxtool package we can use the following command:

sudo dnf remove dbxtool

dbxtool Package Contents on Fedora 34

/usr/bin/dbxtool
/usr/lib/.build-id
/usr/lib/.build-id/74
/usr/lib/.build-id/74/9036957146e1c36e3df9b9adb854bb322754e2
/usr/lib/systemd/system/dbxtool.service
/usr/share/dbxtool
/usr/share/dbxtool/DBXUpdate-2016-08-09-13-16-00.bin
/usr/share/licenses/dbxtool
/usr/share/licenses/dbxtool/COPYING
/usr/share/man/man1/dbxtool.1.gz

References

Summary

In this tutorial we learn how to install dbxtool on Fedora 34 using yum and dnf.