Red Hat Product Errata RHSA-2026:55782 - Security Advisory Issued: 2026-08-19 Updated: 2026-08-19 RHSA-2026:55782 - Security Advisory Overview Synopsis Moderate: OpenJDK 17.0.20.1 Security Update for Portable Linux Builds Type/Severity Security Advisory: Moderate Topic An update is now available for OpenJDK. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. Description The OpenJDK 17 packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Development Kit. This release of the Red Hat build of OpenJDK 17 (17.0.20.1) for portable Linux serves as a replacement for the Red Hat build of OpenJDK 17 (17.0.20) and includes security and bug fixes as well as enhancements. For further information, refer to the release notes linked to in the References section. Security Fix(es): JDK: Improve Resource Resolving (CVE-2026-60589) JDK: Enhance HTTP Connections (CVE-2026-61308) JDK: Enhance TLS server (CVE-2026-70907) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Solution Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258 Affected Products OpenJDK Java (for Middleware) 1 x86_64 Fixes (none) CVEs CVE-2026-60589 CVE-2026-61308 CVE-2026-70907 References https://access.redhat.com/security/updates/classification/#moderate https://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/17/html/release_notes_for_red_hat_build_of_openjdk_17.0.20/index The Red Hat security contact is secalert@redhat.com . More contact details at https://access.redhat.com/security/team/contact/ .