crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation

A flaw was found in Go's crypto/x509 package. A remote attacker could exploit this by presenting a specially crafted certificate chain containing a large number of policy mappings. This inefficient validation process consumes excessive resources, which can lead to a denial of service DoS for...

crypto/x509: Incorrect enforcement of email constraints in crypto/x509

A certificate validation flaw has been discovered in the golang crypto/x509 module. When verifying a certificate chain which contains a certificate containing multiple email address constraints which share common local portions but different domain portions, these constraints will not be properly...

Exploit for Improper Authentication in Apache Tomcat

CVE-2026-29145 Testing Environment 📌 Overview This reposi...

Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues: Update to go1.26.2 bsc1255111. CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG bsc1261653. CVE-2026-27143: cmd/compile: possible memory corruption after bound check elimination bsc1261654. CVE-2026-27144: cmd/compile:...

SUSE-SU-2026:1580-1 Security update for go1.26-openssl

This update for go1.26-openssl fixes the following issues: - Update to go1.26.2 bsc1255111. - CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG bsc1261653. - CVE-2026-27143: cmd/compile: possible memory corruption after bound check elimination bsc1261654. - CVE-2026-27144:...

openjdk: Enhance certificate chain validation (Oracle CPU 2026-04)

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 a...

openjdk: Enhance certificate chain validation (Oracle CPU 2026-04)

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 a...

openjdk: Enhance certificate chain validation (Oracle CPU 2026-04)

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 a...

openjdk: Enhance certificate chain validation (Oracle CPU 2026-04)

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 a...

Important: Red Hat Security Advisory: OpenJDK 17.0.19 Security Update for Windows Builds

An update is now available for OpenJDK. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE links in the References...

Important: Red Hat Security Advisory: OpenJDK 8u492 Security Update for Portable Linux Builds

An update is now available for OpenJDK. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE links in the References...

openjdk: Enhance certificate chain validation (Oracle CPU 2026-04)

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 a...

openjdk: Enhance certificate chain validation (Oracle CPU 2026-04)

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 a...

Important: Red Hat Security Advisory: OpenJDK 17.0.19 Security Update for Portable Linux Builds

An update is now available for OpenJDK. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE links in the References...

openjdk: Enhance certificate chain validation (Oracle CPU 2026-04)

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE component: JSSE. Supported versions that are affected are Oracle Java SE: 8u481, 8u481-b50, 8u481-perf, 11.0.30, 17.0.18, 21.0.10, 25.0.2, 26; Oracle GraalVM for JDK: 17.0.18 a...

CLEANSTART-2026-IS05941 CLIENT_CERT authentication does not fail as expected for some scenarios when soft fail is disabled vulnerability in Apache Tomcat, Apache Tomcat Native

Multiple security vulnerabilities affect the thingsboard package. CLIENTCERT authentication does not fail as expected for some scenarios when soft fail is disabled vulnerability in Apache Tomcat, Apache Tomcat Native. See references for individual vulnerability details...

Improper Validation of Certificate with Host Mismatch

Overview Affected versions of this package are vulnerable to Improper Validation of Certificate with Host Mismatch when using an SSL bundle. This effectively weakens TLS by allowing connections without verifying the server identity classic MITM risk. Remediation Upgrade...

Important: java-21-openjdk security update

The OpenJDK 21 packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit. Security Fixes: JDK: Enhance crypto algorithm support CVE-2026-22007 JDK: Improve Kerberos credentialing CVE-2026-22013 JDK: Enhance Path Factories Redux CVE-2026-22016 JDK:...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: tomcat (UTSA-2026-014270)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014270 advisory. Improper Input Validation vulnerability in Apache Tomcat Native, Apache Tomcat. When using an OCSP responder, Tomcat Native and Tomcat's FFM port of the Tomcat Nativ...

ALSA-2026:9686 Important: java-17-openjdk security update

The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Development Kit. Security Fixes: JDK: Enhance crypto algorithm support CVE-2026-22007 JDK: Improve Kerberos credentialing CVE-2026-22013 JDK: Enhance Path Factories Redux CVE-2026-22016...