USN-3772-1: UDisks vulnerability

26 September 2018

udisks2 vulnerability

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

  • Ubuntu 18.04 LTS


Udisks could be made to crash or expose sensitive information.

Software Description

  • udisks2 - service to access and manipulate storage devices


It was discovered that UDisks incorrectly handled format strings when logging. A local attacker could possibly use this issue to cause a denial of service or obtain sensitive information.

Update instructions

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

Ubuntu 18.04 LTS
udisks2 - 2.7.6-3ubuntu0.2

To update your system, please follow these instructions:

After a standard system update you need to reboot your computer to make all the necessary changes.