{"id":"RLSA-2026:0928","summary":"Important: java-21-openjdk security update","details":"The OpenJDK 21 packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.\n\nSecurity Fix(es):\n\n* JDK: Improve JMX connections (CVE-2026-21925)\n\n* JDK: Improve HttpServer Request handling (CVE-2026-21933)\n\n* JDK: Enhance Certificate Checking (CVE-2026-21945)\n\n* libpng: LIBPNG buffer overflow (CVE-2025-64720)\n\n* libpng: LIBPNG heap buffer overflow (CVE-2025-65018)\n\nBug Fix(es):\n\n* When using a P11SecretKey for both signing and encryption in FIPS mode, the FIPS PKCS11 provider would fail with a CKR_ATTRIBUTE_VALUE_INVALID error. This was due to the default configuration not applying the CKA_ENCRYPT=true attribute to the key.  The configuration in this release is updated to include this attribute. (Rocky Linux-142860, Rocky Linux-142876, Rocky Linux-142877, Rocky Linux-142878, Rocky Linux-142879, Rocky Linux-142880)\n\nFor 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.","modified":"2026-03-11T06:39:08.295774Z","published":"2026-01-23T09:04:39.776547Z","upstream":["CVE-2025-64720","CVE-2025-65018","CVE-2026-21925","CVE-2026-21933","CVE-2026-21945"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:0928"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2416904"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2416907"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2429924"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2429926"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2429927"}],"affected":[{"package":{"name":"java-21-openjdk","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/java-21-openjdk?distro=rocky-linux-8&epoch=1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:21.0.10.0.7-1.el8"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:0928.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}