Ubuntu Security Notice USN-2809-1
12th 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 version:
- 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.