devscripts could be made to overwrite files.
It was discovered that the uupdate tool incorrectly handled symlinks. If a user or automated system were tricked into processing specially crafted files, a remote attacker could possibly replace arbitrary files, leading to a privilege escalation.
16 June 2015
A security issue affects these releases of Ubuntu and its derivatives:
devscripts could be made to overwrite files.
It was discovered that the uupdate tool incorrectly handled symlinks. If a user or automated system were tricked into processing specially crafted files, a remote attacker could possibly replace arbitrary files, leading to a privilege escalation.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.