CVE-2026-33307 mod_gnutils has stack-based buffer overflow caused by a long client certificate chain

Modgnutls is a TLS module for Apache HTTPD based on GnuTLS. In versions prior to 0.12.3 and 0.13.0, code for client certificate verification imported the certificate chain sent by the client into a fixed size gnutlsx509crtt x509 array without checking the number of certificates is less than or...

EUVD-2026-14692

Modgnutls is a TLS module for Apache HTTPD based on GnuTLS. In versions prior to 0.12.3 and 0.13.0, code for client certificate verification imported the certificate chain sent by the client into a fixed size gnutlsx509crtt x509 array without checking the number of certificates is less than or...

CVE-2026-33307 mod_gnutils has stack-based buffer overflow caused by a long client certificate chain

Modgnutls is a TLS module for Apache HTTPD based on GnuTLS. In versions prior to 0.12.3 and 0.13.0, code for client certificate verification imported the certificate chain sent by the client into a fixed size gnutlsx509crtt x509 array without checking the number of certificates is less than or...

CVE-2026-33307

Mod_gnutls (Apache HTTPD TLS module) is affected by CVE-2026-33307 in versions prior to 0.12.3 and 0.13.0. The vulnerability arises from importing the client certificate chain into a fixed-size gnutls_x509_crt_t x509[] array without validating the number of certificates against the array length, ...

PT-2026-27621

Name of the Vulnerable Software and Affected Versions NATS-Server versions prior to 2.11.15 NATS-Server versions prior to 2.12.6 Description NATS-Server, a high-performance server for NATS.io, a cloud and edge native messaging system, has an issue where, when using mTLS for client identity with...

Moderate: gnutls security update

The gnutls packages provide the GNU Transport Layer Security GnuTLS library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS. Security Fixes: gnutls: Stack-based Buffer Overflow in gnutlspkcs11tokeninit Function CVE-2025-9820 gnutls: GnuTLS: Denial of Service vi...

RHEL 8 : gnutls (RHSA-2026:5585)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:5585 advisory. The gnutls packages provide the GNU Transport Layer Security GnuTLS library, which implements cryptographic algorithms and protocols such as...

mod_gnutls 安全漏洞

modgnutls is a TLS module for Apache HTTPD based on GnuTLS. Versions of modgnutls prior to 0.12.3 and 0.13.0 have security vulnerabilities. These vulnerabilities stem from the fact that client certificate verification does not check the length of the certificate chain, which may lead to...

PT-2026-27302

Name of the Vulnerable Software and Affected Versions Mod gnutls versions prior to 0.12.3 Mod gnutls versions prior to 0.13.0 Description Mod gnutls is a TLS module for Apache HTTPD based on GnuTLS. The software contains an issue where code for client certificate verification imports the...

ALSA-2026:5585 Moderate: gnutls security update

The gnutls packages provide the GNU Transport Layer Security GnuTLS library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS. Security Fixes: gnutls: Stack-based Buffer Overflow in gnutlspkcs11tokeninit Function CVE-2025-9820 gnutls: GnuTLS: Denial of Service vi...

PT-2026-27433

Name of the Vulnerable Software and Affected Versions NGINX Plus affected versions not specified NGINX Open Source affected versions not specified Description The ngx stream ssl module module contains an issue with the improper handling of revoked certificates. When configured with the ssl verify...

RHEL 9 : osbuild-composer (RHSA-2026:5544)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:5544 advisory. A service for building customized OS artifacts, such as VM images and OSTree commits, that uses osbuild under the hood. Besides building...

F5 NGINX Plus和F5 NGINX Open Source 安全漏洞

F5 NGINX Plus and F5 NGINX Open Source are both products of the American company F5. F5 NGINX Plus is a software-based application delivery platform. F5 NGINX Open Source is a high-performance web server, reverse proxy server, load balancer, and API gateway. Both F5 NGINX Plus and F5 NGINX Open...

Linux Distros Unpatched Vulnerability : CVE-2026-30836

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Step CA is an online certificate authority for secure, automated certificate management for DevOps. Versions 0.30.0-rc6 and below do not safeguard against...

CVE-2026-33677

creationtimestamp| type| source ---|---|--- 2026-03-23 21:45:06+00:00| published-proof-of-concept| https://github.com/go-vikunja/vikunja/security/advisories/GHSA-7c2g-p23p-4jg3 2026-03-24 15:16:35+00:00| seen| https://www.incibe.es/incibe-cert/alerta-temprana/vulnerabilidades/cve-2026-33677...

Important: Red Hat Security Advisory: osbuild-composer security update

An update for osbuild-composer is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate

A flaw was found in golang. A remote attacker could exploit this vulnerability by providing a specially crafted certificate during the error string construction process within the HostnameError.Error function. This flaw, caused by unbounded string concatenation, leads to excessive resource...

SUSE-SU-2026:0977-1 Security update for go1.25-openssl

This update for go1.25-openssl fixes the following issues: Update to go 1.25.8 bsc1244485, jscSLE-18320: - CVE-2025-61732: cmd/cgo: discrepancy between Go and C/C++ comment parsing allows for C code smuggling bsc1257692. - CVE-2025-68121: crypto/tls: Config.Clone copies automatically generated...

CVE-2026-4593

creationtimestamp| type| source ---|---|--- 2026-03-23 16:16:57+00:00| seen| https://www.incibe.es/incibe-cert/alerta-temprana/vulnerabilidades/cve-2026-4593...

GHSA-R3HF-Q3MF-7H6W HybridAuth Has Improper SSL Certificate Validation in Curl HTTP Client

A vulnerability was found in HybridAuth up to 3.12.2. This issue affects some unknown processing of the file src/HttpClient/Curl.php of the component SSL Handler. The manipulation of the argument curlOptions results in improper certificate validation. The attack can be launched remotely. This...