Vulnerability/
REDHAT-BUG-2467437

REDHAT-BUG-2467437

Published May 6, 2026

Updated

libgnutls: Fix intersecting empty constraints Permitted name constraints were wrongfully ignored when prior CAs only had excluded name constraints, resulting in a name constraint bypass. Reported by .

Affected Software

1 affected component

GnuTLS libgnutls

Event History

May 6, 2026

Data Sourced

via Red Hat·07:07 PM

DescriptionSeverityAffected Software

Frequently Asked Questions

What is the severity of REDHAT-BUG-2467437?

The severity of REDHAT-BUG-2467437 is critical due to the nature of the name constraint bypass vulnerability.

How do I fix REDHAT-BUG-2467437?

To fix REDHAT-BUG-2467437, update to the latest version of the GnuTLS library that addresses the intersecting empty constraints issue.

What systems are affected by REDHAT-BUG-2467437?

REDHAT-BUG-2467437 affects systems utilizing the GnuTLS library, particularly those relying on libgnutls for certificate verification.

What impact does REDHAT-BUG-2467437 have on security?

The impact of REDHAT-BUG-2467437 allows for potential name constraint bypass, which could lead to unauthorized access to secure communications.

Who reported REDHAT-BUG-2467437?

REDHAT-BUG-2467437 was reported by an individual or entity concerned with the security of the GnuTLS library.

Company

Resources

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.