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...

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...

AlmaLinux 10 : java-25-openjdk (ALSA-2026:9693)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:9693 advisory. JDK: Enhance crypto algorithm support CVE-2026-22007 JDK: Improved Arena allocations CVE-2026-22008 JDK: Improve Kerberos credentialing CVE-2026-22013 JD...

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...

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...

Improper Validation of Certificate with Host Mismatch

Overview Affected versions of this package are vulnerable to Improper Validation of Certificate with Host Mismatch during the TLS handshake. When Spring Boot is configured to connect to Elasticsearch using an SSL bundle, the auto-configuration fails to verify that the hostname in the server's SSL...

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:...

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...

Important: java-1.8.0-openjdk security update

The java-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 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...

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...

ALSA-2026:9683 Important: java-1.8.0-openjdk security update

The java-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 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...

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: Red Hat Security Advisory: java-1.8.0-openjdk security update

An update for java-1.8.0-openjdk is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. 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...

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...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation in the trustedCertPool function, which only parses the first PEM block from CA certificate files. An attacker can bypass certificate chain validation by providing a multi-certificate PEM bundle where only...

CVE-2026-35331

Accepting Certificates Violating Name Constraints...

UBUNTU-CVE-2026-35331

Accepting Certificates Violating Name Constraints...

openSUSE 16 Security Update : go1.26 (openSUSE-SU-2026:20571-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20571-1 advisory. - Update to version go1.26.2 bsc1255111. - CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG bsc1261653. - CVE-2026-27143:...

openSUSE 16 Security Update : Botan (openSUSE-SU-2026:20566-1)

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2026:20566-1 advisory. This update for Botan fixes the following issue: - CVE-2026-32884: Certificate validation bypass due to mixed-case Common Name in X.509 certificates...