USN-4395-1: fwupd vulnerability

Releases

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

Packages

• 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

• 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

• fwupd - 1.2.10-1ubuntu2~ubuntu18.04.5
• libfwupd2 - 1.2.10-1ubuntu2~ubuntu18.04.5

Ubuntu 16.04

• fwupd - 0.8.3-0ubuntu5.1
• libfwupd1 - 0.8.3-0ubuntu5.1

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

References

• CVE-2020-10759