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OpenAdvisories
High USN-5311-2 1 CVE

containerd regression

Published May 16, 2022 · Updated Feb 10, 2026

Ecosystem: Ubuntu

Summary

USN-5311-1 released updates for contained. Unfortunately, a subsequent update
reverted the fix for this CVE by mistake. This update corrects the problem.

We apologize for the inconvenience.

Original advisory details:

It was discovered that containerd allows attackers to gain access to read-
only copies of arbitrary files and directories on the host via a specially-
crafted image configuration. An attacker could possibly use this issue to
obtain sensitive information.

Fixed packages 1

ReleasePackageFixed in
Ubuntu · 20.04 LTS 20.04:LTS containerd 1.5.9-0ubuntu1~20.04.4

Vulnerabilities 1

  • High 7.5
    CVE-2022-23648 Public exploit EPSS 27%

    Insecure handling of image volumes in containerd CRI plugin

    containerd is a container runtime available as a daemon for Linux and Windows. A bug was found in containerd prior to versions 1.6.1, 1.5.10, and 1.14.12 where containers launched through containerd’s CRI implementation on Linux with a specially-crafted image…

    containerd containerd ctop containerd Debian Ubuntu Alpine Wolfi Go

References

  • report
    https://ubuntu.com/security/CVE-2022-23648