RHSA-2021:3361: Moderate: Migration Toolkit for Containers (MTC) 1.5.1 security and bug fix update

Published Aug 31, 2021
·
Updated

The Migration Toolkit for Containers (MTC) enables you to migrateKubernetes resources, persistent volume data, and internal container imagesbetween OpenShift Container Platform clusters, using the MTC web console or the Kubernetes API.Security fixes: golang: net: lookup functions may return invalid host names (CVE-2021-33195) golang: archive/zip: malformed archive may cause panic or memory exhaustion (CVE-2021-33196) golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty (CVE-2021-33197) golang: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents (CVE-2021-33198) golang: crypto/tls: certificate of wrong type is causing TLS client to panic (CVE-2021-34558) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software

1 affected component
Red Hat Migration Toolkit for Containers

Remediation

Event History

Jan 15, 2026
Advisory Published
via Red Hat·02:38 PM
Data Sourced
via Red Hat·02:38 PM
RemedyDescriptionAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of RHSA-2021:3361?

The severity of RHSA-2021:3361 is categorized as important.

2

How do I fix RHSA-2021:3361?

To fix RHSA-2021:3361, update to the latest version of the Red Hat Migration Toolkit for Containers.

3

What does RHSA-2021:3361 address?

RHSA-2021:3361 addresses security vulnerabilities in the Migration Toolkit for Containers related to networking in Go.

4

Who is affected by RHSA-2021:3361?

Users of the Red Hat Migration Toolkit for Containers are affected by RHSA-2021:3361.

5

When was RHSA-2021:3361 released?

RHSA-2021:3361 was released in November 2021.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203