USN-2809-1: LXD vulnerability
12 November 2015
lxd vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 15.10
Summary
LXD could be made to run programs as an administrator.
Software Description
- lxd - Container hypervisor based on LXC
Details
Jeroen Simonetti discovered that LXD incorrectly set socket permissions. A local attacker could use this issue to escalate privileges.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 15.10
- lxd - 0.20-0ubuntu4.1
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.