USN-1351-1: AccountsService vulnerability

31 January 2012

accountsservice vulnerability

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

  • Ubuntu 11.10


AccountsService could be made to overwrite files as the administrator.

Software Description

  • accountsservice - query and manipulate user account information


Hayawardh Vijayakumar discovered that AccountsService incorrectly handled privileges when modifying the language settings on Ubuntu. A local attacker could exploit this issue to modify arbitrary files, and possibly create a denial of service or obtain increased privileges.

Update instructions

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

Ubuntu 11.10
accountsservice - 0.6.14-1git1ubuntu1.1

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.