[USN-6202-1] containerd vulnerabilities

David Fernandez Gonzalez david.fernandezgonzalez at canonical.com
Wed Jul 5 11:05:54 UTC 2023

Ubuntu Security Notice USN-6202-1
July 05, 2023

containerd vulnerabilities

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

- Ubuntu 23.04
- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS (Available with Ubuntu Pro)
- Ubuntu 16.04 LTS (Available with Ubuntu Pro)


Several security issues were fixed in containerd.

Software Description:
- containerd: daemon to control runC


David Korczynski and Adam Korczynski discovered that containerd
incorrectly processed certain images with large files. An attacker
could possibly use this issue to cause containerd to crash,
resulting in a denial of service. (CVE-2023-25153)

It was discovered that containerd incorrectly set up supplementary
groups inside a container. An attacker with direct access to the
container could possibly use this issue to obtain sensitive information
or execute code with higher privileges. (CVE-2023-25173)

Update instructions:

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

Ubuntu 23.04:
   containerd                      1.6.12-0ubuntu3.1

Ubuntu 22.10:
   containerd                      1.6.12-0ubuntu1~22.10.2

Ubuntu 22.04 LTS:
   containerd                      1.6.12-0ubuntu1~22.04.3

Ubuntu 20.04 LTS:
   containerd                      1.6.12-0ubuntu1~20.04.3

Ubuntu 18.04 LTS (Available with Ubuntu Pro):
   containerd                      1.6.12-0ubuntu1~18.04.1+esm1

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
   containerd                      1.2.6-0ubuntu1~16.04.6+esm4

In general, a standard system update will make all the necessary changes.

   CVE-2023-25153, CVE-2023-25173

Package Information:

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