=========================================================================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)
Summary:
Several security issues were fixed in containerd.
Software Description:
- containerd: daemon to control runC
Details:
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.
References:
https://ubuntu.com/security/notices/USN-6202-1
CVE-2023-25153, CVE-2023-25173
Package Information:
https://launchpad.net/ubuntu/+source/containerd/1.6.12-0ubuntu3.1
https://launchpad.net/ubuntu/+source/containerd/1.6.12-0ubuntu1~22.10.2
https://launchpad.net/ubuntu/+source/containerd/1.6.12-0ubuntu1~22.04.3
https://launchpad.net/ubuntu/+source/containerd/1.6.12-0ubuntu1~20.04.3
