ALSA-2026:0927
ALSA-2026:0927 · Important: java-17-openjdk security update
This page contains facts from public vulnerability sources. Check the original advisory before updating.
This page shows selected source facts. See the linked advisories for the complete description and affected versions.
The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Development Kit. Security Fix(es): * JDK: Improve JMX connections (CVE-2026-21925) * JDK: Improve HttpServer Request handling (CVE-2026-21933) * JDK: Enhance Certificate Checking (CVE-2026-21945) * libpng: LIBPNG buffer overflow (CVE-2025-64720) * libpng: LIBPNG heap buffer overflow (CVE-2025-65018) Bug Fix(es): * 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. (AlmaLinux-142862, AlmaLinux-142881, AlmaLinux-142882, AlmaLinux-142883, AlmaLinux-142884, AlmaLinux-142885, AlmaLinux-142886, AlmaLinux-142887, AlmaLinux-142888) 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.
Fix available
- Published
- Updated
Stack: system
Affected products and versions
java-17-openjdk AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-demo AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-demo-fastdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-demo-slowdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-devel AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-devel-fastdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-devel-slowdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-fastdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-headless AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-headless-fastdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-headless-slowdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-javadoc AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-javadoc-zip AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-jmods AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-jmods-fastdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-jmods-slowdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-slowdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-src AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-src-fastdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-src-slowdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-static-libs AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-static-libs-fastdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk-static-libs-slowdebug AlmaLinux:8
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el8
Update to 1:17.0.18.0.8-1.el8
java-17-openjdk AlmaLinux:9
- Affected ranges
- ECOSYSTEM: < 1:17.0.18.0.8-1.el9.alma.1
Update to 1:17.0.18.0.8-1.el9.alma.1
Original sources
- https://access.redhat.com/errata/RHSA-2026:0927
- https://access.redhat.com/security/cve/CVE-2025-64720
- https://access.redhat.com/security/cve/CVE-2025-65018
- https://access.redhat.com/security/cve/CVE-2026-21925
- https://access.redhat.com/security/cve/CVE-2026-21933
- https://access.redhat.com/security/cve/CVE-2026-21945
- https://errata.almalinux.org/8/ALSA-2026-0927.html
- https://errata.almalinux.org/9/ALSA-2026-0927.html
- https://osv.dev/vulnerability/ALSA-2026:0927