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AUSCERT External Security Bulletin Redistribution
ESB-2020.2066
USN-4395-1: fwupd vulnerability
16 June 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: fwupd
Publisher: Ubuntu
Operating System: Ubuntu
Linux variants
Impact/Access: Reduced Security -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-10759
Original Bulletin:
https://usn.ubuntu.com/4395-1/
Comment: This advisory references vulnerabilities in products which run on
platforms other than Ubuntu. It is recommended that administrators
running fwupd check for an updated version of the software for their
operating system.
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USN-4395-1: fwupd vulnerability
15 June 2020
fwupd vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 20.04 LTS
o Ubuntu 19.10
o Ubuntu 18.04 LTS
o Ubuntu 16.04 LTS
Summary
fwupd could be made to install an unsigned firmware.
Software Description
o 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
o CVE-2020-10759
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