QID 198300

Date Published: 2021-03-31

QID 198300: Ubuntu Security Notification for Containerd Vulnerability (USN-4881-1)

It was discovered that containerd incorrectly handled certain environment variables.

Contrary to expectations, a container could receive environment variables defined for a different container, possibly containing sensitive information.

  • CVSS V3 rated as High - 6.3 severity.
  • CVSS V2 rated as Medium - 4.3 severity.
    • Solution
    Refer to Ubuntu advisory USN-4881-1 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 198300

    CVE-2021-21334 |
    Software Advisories
    Advisory ID Software Component Link
    USN-4881-1 20.04 (focal) on src containerd URL Logo launchpad.net/ubuntu/+source/containerd/1.3.3-0ubuntu2.3
    USN-4881-1 20.10 (groovy) on src containerd URL Logo launchpad.net/ubuntu/+source/containerd/1.3.7-0ubuntu3.3
    By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].