Multiple GnuTLS Versions Updated to Address Security Vulnerabilities

On May 20, 2026, several versions of GnuTLS were updated to address security vulnerabilities. The affected versions include 3.7.3-4ubuntu1.9, 3.8.12-2ubuntu1.1, 3.8.3-1.1ubuntu3.6, and 3.8.9-3ubuntu2.2. These updates provide critical fixes for vulnerabilities related to the Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS) protocols. Users are advised to upgrade to the latest versions to mitigate potential risks. The updates include improvements in certificate path validation, support for OCSP, and enhancements for public key methods. Specific tools for managing certificates and secure connections are included in the updates. The scope of impact encompasses all systems utilizing the affected GnuTLS versions. Current status indicates that users are urged to apply the updates immediately to ensure security.

Key Points: • Multiple GnuTLS versions have been updated to fix critical security vulnerabilities. • Affected versions include 3.7.3-4ubuntu1.9, 3.8.12-2ubuntu1.1, 3.8.3-1.1ubuntu3.6, and 3.8.9-3ubuntu2.2. • Users are strongly advised to upgrade to the latest versions to mitigate risks.