fwupd vulnerability

15 June 2020

fwupd vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 20.04 LTS
• Ubuntu 19.10
• Ubuntu 18.04 LTS
• Ubuntu 16.04 LTS

Summary

fwupd could be made to install an unsigned firmware.

Software Description

• fwupd - Firmware update daemon

Details

Justin Steven discovered that fwupd incorrectly handled certain signature verification. An attacker could possibly use this issue to install an unsigned firmware.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 20.04 LTS

fwupd - 1.3.9-4ubuntu0.1

libfwupd2 - 1.3.9-4ubuntu0.1

Ubuntu 19.10

fwupd - 1.2.10-1ubuntu4.1

libfwupd2 - 1.2.10-1ubuntu4.1

Ubuntu 18.04 LTS

fwupd - 1.2.10-1ubuntu2~ubuntu18.04.5

libfwupd2 - 1.2.10-1ubuntu2~ubuntu18.04.5

Ubuntu 16.04 LTS

fwupd - 0.8.3-0ubuntu5.1

libfwupd1 - 0.8.3-0ubuntu5.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

• CVE-2020-10759