[USN-4589-1] containerd vulnerability

Paulo Flabiano Smorigo pfsmorigo at canonical.com
Thu Oct 15 20:40:40 UTC 2020

Ubuntu Security Notice USN-4589-1
October 15, 2020

containerd vulnerability

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

- Ubuntu 16.04 LTS


containerd could be made to expose sensitive information over the

Software Description:
- containerd: daemon to control containers


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 16.04 LTS:
  containerd                      1.2.6-0ubuntu1~16.04.4

After a standard system update you need to restart containerd to make
all the necessary changes.


Package Information:
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