USN-1132-1: apturl vulnerability

Ubuntu Security Notice USN-1132-1

16th May, 2011

apturl vulnerability

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

  • Ubuntu 11.04
  • Ubuntu 10.10
  • Ubuntu 10.04 LTS


apturl could be made to cause your desktop to crash if it opened a very long URL.

Software description

  • apturl - installs packages using the apt protocol


It was discovered that apturl incorrectly handled certain long URLs. If
a user were tricked into opening a very long URL, an attacker could cause
their desktop session to crash, leading to a denial of service.

Update instructions

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

Ubuntu 11.04:
apturl-common 0.4.2ubuntu5.1
Ubuntu 10.10:
apturl-common 0.4.1ubuntu7.1
Ubuntu 10.04 LTS:
apturl-common 0.4.1ubuntu4.1

To update your system, please follow these instructions:

In general, a standard system update will make all the necessary changes.


LP: 783594