USN-2648-1: Aptdaemon vulnerability

16 June 2015

aptdaemon vulnerability

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

  • Ubuntu 15.04
  • Ubuntu 14.10
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS


Aptdaemon could be made to expose sensitive information, or allow file access as the administrator.

Software Description

  • aptdaemon - transaction based package management service


Tavis Ormandy discovered that Aptdeamon incorrectly handled the simulate dbus method. A local attacker could use this issue to possibly expose sensitive information, or perform other file access as the root user.

Update instructions

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

Ubuntu 15.04
aptdaemon - 1.1.1+bzr982-0ubuntu3.1
Ubuntu 14.10
aptdaemon - 1.1.1+bzr980-0ubuntu1.1
Ubuntu 14.04 LTS
aptdaemon - 1.1.1-1ubuntu5.2
Ubuntu 12.04 LTS
aptdaemon - 0.43+bzr805-0ubuntu10

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.