Vulnerability Overview
Exploitation Activity
Exploitation Intelligence
Multiple vulnerabilities in GnuTLS have been identified, primarily affecting Ubuntu 18.04 LTS and 20.04 LTS. A timing side-channel vulnerability (CVE-2024-0553) could allow remote attackers to recover sensitive information. Additionally, issues with DER-encoded certificates (CVE-2024-12243) and PKCS...
On April 8, 2026, SUSE released an update for gnutls in SUSE Linux Micro 6.2 to address two vulnerabilities: CVE-2025-14831 and CVE-2025-9820. CVE-2025-14831 involves a denial-of-service (DoS) attack that can occur due to excessive resource consumption during certificate verification. CVE-2025-9820...
Fedora 43 has released critical updates for GnuTLS, addressing vulnerabilities CVE-2025-9820 and CVE-2025-14831. The updates include fixes for a NULL pointer dereference issue and enhancements to the secure communications library, which affects applications relying on GnuTLS for SSL and TLS protocol...
