{"id":232024,"date":"2025-04-22T12:11:52","date_gmt":"2025-04-22T19:11:52","guid":{"rendered":"https:\/\/devblogs.microsoft.com\/java\/?p=232024"},"modified":"2025-04-24T15:14:48","modified_gmt":"2025-04-24T22:14:48","slug":"java-openjdk-april-2025-patch-security-update","status":"publish","type":"post","link":"https:\/\/devblogs.microsoft.com\/java\/java-openjdk-april-2025-patch-security-update\/","title":{"rendered":"Java OpenJDK April 2025 Patch &#038; Security Update"},"content":{"rendered":"<p>Hello Java customers!<\/p>\n<p>We are happy to announce the latest April 2025 patch &amp; security update release for the Microsoft Build of OpenJDK. <a href=\"https:\/\/aka.ms\/msopenjdk-dl\">Download and install<\/a>\u00a0the binaries today.<\/p>\n<ul>\n<li>OpenJDK 21.0.7<\/li>\n<li>OpenJDK 17.0.15<\/li>\n<li>OpenJDK 11.0.27<\/li>\n<\/ul>\n<p>Check our\u00a0<a href=\"https:\/\/learn.microsoft.com\/en-us\/java\/openjdk\/release-notes\">release notes page<\/a>\u00a0for details on fixes and enhancements. The source code of our builds is available now on GitHub for further inspection:\u00a0<a href=\"https:\/\/github.com\/microsoft\/openjdk-jdk21u\/tree\/release\/jdk-21.0.7_6\">jdk21u<\/a>,\u00a0<a href=\"https:\/\/github.com\/microsoft\/openjdk-jdk17u\/tree\/release\/jdk-17.0.15_6\">jdk17u<\/a>,\u00a0<a href=\"https:\/\/github.com\/microsoft\/openjdk-jdk11u\/tree\/release\/jdk-11.0.27_6\">jdk11u<\/a>.<\/p>\n<p>Container images will also be updated, and soon we will be upgrading the base OS layer. <a href=\"https:\/\/devblogs.microsoft.com\/java\/important-updates-to-container-images-of-microsoft-build-of-openjdk\/\">Read this other announcement for details<\/a>.<\/p>\n<h2>Microsoft Build of OpenJDK specific updates<\/h2>\n<h3>OpenJDK21<\/h3>\n<ul>\n<li>Backport of\u00a0<a href=\"https:\/\/bugs.openjdk.org\/browse\/JDK-8350609\" data-linktype=\"external\">JDK-8350609<\/a>: Cleanup unknown unwind opcode (0xB) for windows (Enhancement &#8211; P3)<\/li>\n<li>Enabled GPU selection hinting in Windows builds using\u00a0<code>NvOptimusEnablement<\/code>\u00a0and\u00a0<code>AmdPowerXpressRequestHighPerformance<\/code>\n<ul>\n<li>Exported driver hints to prefer high-performance GPU (NVIDIA\/AMD) from the JVM<\/li>\n<li>Useful in environments like Minecraft, IDEs, or ML tooling to ensure GPU utilization<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>OpenJDK17<\/h3>\n<ul>\n<li>Backport of\u00a0<a href=\"https:\/\/bugs.openjdk.org\/browse\/JDK-8350609\" data-linktype=\"external\">JDK-8350609<\/a>: Cleanup unknown unwind opcode (0xB) for windows (Enhancement &#8211; P3)<\/li>\n<\/ul>\n<h3>OpenJDK11<\/h3>\n<ul>\n<li>No Microsoft-specific updates for this release.<\/li>\n<\/ul>\n<h3>Special notes<\/h3>\n<ul>\n<li>This release of the Microsoft Build of OpenJDK we have started shipping packages for SUSE Linux. Please see our <a href=\"https:\/\/learn.microsoft.com\/en-us\/java\/openjdk\/install#install-on-suse\">Install page<\/a> for details.<\/li>\n<\/ul>\n<h2>Summary of Upstream Updates<\/h2>\n<h3>OpenJDK 21<\/h3>\n<ul>\n<li><a href=\"https:\/\/bugs.openjdk.org\/issues\/?jql=project%20%3D%20JDK%20AND%20status%20in%20(Closed%2C%20Resolved)%20AND%20fixVersion%20%3D%2021.0.7\" data-linktype=\"external\">List of fixes<\/a><\/li>\n<li>See the\u00a0<a href=\"https:\/\/openjdk.org\/groups\/vulnerability\/advisories\/2025-04-15\" data-linktype=\"external\">OpenJDK Vulnerability Advisory<\/a><\/li>\n<\/ul>\n<h3>OpenJDK 17<\/h3>\n<ul>\n<li><a href=\"https:\/\/bugs.openjdk.org\/issues\/?jql=project%20%3D%20JDK%20AND%20status%20in%20(Closed%2C%20Resolved)%20AND%20fixVersion%20%3D%2017.0.15\" data-linktype=\"external\">List of fixes<\/a><\/li>\n<li>See the\u00a0<a href=\"https:\/\/openjdk.org\/groups\/vulnerability\/advisories\/2025-04-15\" data-linktype=\"external\">OpenJDK Vulnerability Advisory<\/a><\/li>\n<\/ul>\n<h3>OpenJDK 11<\/h3>\n<ul>\n<li><a href=\"https:\/\/bugs.openjdk.org\/issues\/?jql=project%20%3D%20JDK%20AND%20status%20in%20(Closed%2C%20Resolved)%20AND%20fixVersion%20%3D%2011.0.27\" data-linktype=\"external\">List of fixes<\/a><\/li>\n<li>See the\u00a0<a href=\"https:\/\/openjdk.org\/groups\/vulnerability\/advisories\/2025-04-15\" data-linktype=\"external\">OpenJDK Vulnerability Advisory<\/a><\/li>\n<\/ul>\n<h3>OpenJDK 8<\/h3>\n<p>We continue to provide support on Azure and internally at Microsoft for OpenJDK 8 binaries of Eclipse Temurin built by the Eclipse Adoptium project. To facilitate its usage, we ship\u00a0<a href=\"https:\/\/mcr.microsoft.com\/en-us\/product\/openjdk\/jdk\/tags\">container images of OpenJDK 8<\/a>\u00a0on top of CBL-Mariner and Ubuntu. Refer to our documentation.<\/p>\n<p><a href=\"https:\/\/adoptium.net\/temurin\/releases\/?version=8\">OpenJDK 8 (latest)<\/a><\/p>\n<h4>Questions?<\/h4>\n<p>Contact\u00a0<a href=\"mailto:openjdk-support@microsoft.com\">openjdk-support@microsoft.com<\/a>.<\/p>\n<h4>Amplify the news!<\/h4>\n<p><a href=\"https:\/\/www.linkedin.com\/posts\/derek-keeler_download-the-microsoft-build-of-openjdk-activity-7320850365212479488-AYyV?utm_source=share&amp;utm_medium=member_desktop&amp;rcm=ACoAAADN7QkB9RFi2U0Fs4gWOAgaJ0PuoiWLAps\">LinkedIn<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hello Java customers! We are happy to announce the latest April 2025 patch &amp; security update release for the Microsoft Build of OpenJDK. Download and install\u00a0the binaries today. OpenJDK 21.0.7 OpenJDK 17.0.15 OpenJDK 11.0.27 Check our\u00a0release notes page\u00a0for details on fixes and enhancements. The source code of our builds is available now on GitHub for [&hellip;]<\/p>\n","protected":false},"author":9388,"featured_media":227205,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1,249],"tags":[],"class_list":["post-232024","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-java","category-openjdk"],"acf":[],"blog_post_summary":"<p>Hello Java customers! We are happy to announce the latest April 2025 patch &amp; security update release for the Microsoft Build of OpenJDK. Download and install\u00a0the binaries today. OpenJDK 21.0.7 OpenJDK 17.0.15 OpenJDK 11.0.27 Check our\u00a0release notes page\u00a0for details on fixes and enhancements. The source code of our builds is available now on GitHub for [&hellip;]<\/p>\n","_links":{"self":[{"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/posts\/232024","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/users\/9388"}],"replies":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/comments?post=232024"}],"version-history":[{"count":0,"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/posts\/232024\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/media\/227205"}],"wp:attachment":[{"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/media?parent=232024"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/categories?post=232024"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/devblogs.microsoft.com\/java\/wp-json\/wp\/v2\/tags?post=232024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}