1. Ubuntu Security Notices
  2. USN-2741-1

USN-2741-1: Unity Settings Daemon vulnerability

Publication date

16 September 2015

Overview

Unity Settings Daemon would allow mounting removable media while the screen is locked.

Releases

Packages

Details

It was discovered that the Unity Settings Daemon incorrectly allowed
removable media to be mounted when the screen is locked. If a vulnerability
were discovered in some other desktop component, such as an image library,
a local attacker could possibly use this issue to gain access to the
session.

It was discovered that the Unity Settings Daemon incorrectly allowed
removable media to be mounted when the screen is locked. If a vulnerability
were discovered in some other desktop component, such as an image library,
a local attacker could possibly use this issue to gain access to the
session.

Update instructions

After a standard system update you need to restart your session to make all the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
15.04 vivid unity-settings-daemon –  15.04.1+15.04.20150408-0ubuntu1.2
14.04 trusty unity-settings-daemon –  14.04.0+14.04.20150825-0ubuntu2

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References

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