USN-2649-1: devscripts vulnerability

16 June 2015

devscripts vulnerability

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

  • Ubuntu 14.10
  • Ubuntu 14.04 LTS
  • Ubuntu 12.04 LTS

Summary

devscripts could be made to overwrite files.

Software Description

  • devscripts - scripts to make the life of a Debian Package maintainer easier

Details

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.

Update instructions

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

Ubuntu 14.10
devscripts - 2.14.6ubuntu0.1
Ubuntu 14.04 LTS
devscripts - 2.14.1ubuntu0.1
Ubuntu 12.04 LTS
devscripts - 2.11.6ubuntu1.7

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.

References