USN-4589-2: Docker vulnerability
15 October 2020
Docker could be made to expose sensitive information over the network.
Releases
Packages
- docker.io - Linux container runtime
Details
USN-4589-1 fixed a vulnerability in containerd. This update provides
the corresponding update for docker.io.
Original advisory details:
It was discovered that containerd could be made to expose sensitive
information when processing URLs in container image manifests. A
remote attacker could use this to trick the user and obtain the
user's registry credentials.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04
After a standard system update you need to restart docker to make
all the necessary changes.
References
Related notices
- USN-4589-1: containerd, golang-github-docker-containerd-dev