# CVE-2026-16243: java-1.8.0-ibm: IBM Java SE version 8 includes the IBM Java Runtime Environment and the IBM Java Software Development Kit. Security... CVE-2026-16243 is fixed in 10 products on 1 platform, first by RHSA-2026:52948, released July 23, 2026. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2026-16243 - Priority: Routine - CVSS: 4.8 (Important) - EPSS: 0.0052 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Jul 21, 2026 ## Description IBM Java SE version 8 includes the IBM Java Runtime Environment and the IBM Java Software Development Kit. Security Fix(es): * Little CMS: lcms2: mm2/Little-CMS: Little CMS: Information disclosure or denial of service via integer overflow in CubeSize (CVE-2026-41254) * openjdk: Enhance TLS certificate handling (CVE-2026-46968) * openjdk: Enhance JPEG handling (Oracle CPU 2026-07) (CVE-2026-47010) * openjdk: Enhance XBM image support (Oracle CPU 2026-07) (CVE-2026-47021) * openjdk: Enhance Jar file processing (Oracle CPU 2026-07) (CVE-2026-47027) * openjdk: Enhance AWT ImagingLib (Oracle CPU 2026-07) (CVE-2026-47059) * openjdk: Enhance Jar handling (Oracle CPU 2026-07) (CVE-2026-47063) * openjdk: Improve Nashorn index handling (Oracle CPU 2026-07) (CVE-2026-47057) * openjdk: Enhance Dataview Implementation (Oracle CPU 2026-07) (CVE-2026-47058) * openjdk: Improve certification checking (Oracle CPU 2026-07) (CVE-2026-60147) * Eclipse Foundation OpenJ9: Eclipse OpenJ9: Buffer underflow via tracing method arguments (CVE-2026-16439) * Eclipse OMR: Eclipse OMR: Denial of service via improper input validation in arraycmp SIMD (CVE-2026-16243) * Eclipse Foundation OpenJ9: Eclipse OpenJ9: Incorrect method delegation can lead to integrity issues (CVE-2026-16441) * java-1.8.0-ibm: Arbitrary class loading and instantiation via malicious IIOP server (CVE-2026-8400) 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. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | java RHEL 10 | 21-ibm-semeru-certified-jdk-1:21.0.12.0.8-1.el10_0 | [RHSA-2026:52948](https://patchblox.com/security/data/fix/linux/rhsa-2026-52948.md) | Jul 23, 2026 | | Linux | java-1.8.0-ibm RHEL 8 | 1:1.8.0.8.70-1.el8_10 | [RHSA-2026:52949](https://patchblox.com/security/data/fix/linux/rhsa-2026-52949.md) | Aug 11, 2026 | | Linux | java-1.8.0-ibm-demo RHEL 8 | 1:1.8.0.8.70-1.el8_10 | [RHSA-2026:52949](https://patchblox.com/security/data/fix/linux/rhsa-2026-52949.md) | Aug 11, 2026 | | Linux | java-1.8.0-ibm-devel RHEL 8 | 1:1.8.0.8.70-1.el8_10 | [RHSA-2026:52949](https://patchblox.com/security/data/fix/linux/rhsa-2026-52949.md) | Aug 11, 2026 | | Linux | java-1.8.0-ibm-headless RHEL 8 | 1:1.8.0.8.70-1.el8_10 | [RHSA-2026:52949](https://patchblox.com/security/data/fix/linux/rhsa-2026-52949.md) | Aug 11, 2026 | | Linux | java-1.8.0-ibm-jdbc RHEL 8 | 1:1.8.0.8.70-1.el8_10 | [RHSA-2026:52949](https://patchblox.com/security/data/fix/linux/rhsa-2026-52949.md) | Aug 11, 2026 | | Linux | java-1.8.0-ibm-plugin RHEL 8 | 1:1.8.0.8.70-1.el8_10 | [RHSA-2026:52949](https://patchblox.com/security/data/fix/linux/rhsa-2026-52949.md) | Aug 11, 2026 | | Linux | java-1.8.0-ibm-src RHEL 8 | 1:1.8.0.8.70-1.el8_10 | [RHSA-2026:52949](https://patchblox.com/security/data/fix/linux/rhsa-2026-52949.md) | Aug 11, 2026 | | Linux | java-1.8.0-ibm-webstart RHEL 8 | 1:1.8.0.8.70-1.el8_10 | [RHSA-2026:52949](https://patchblox.com/security/data/fix/linux/rhsa-2026-52949.md) | Aug 11, 2026 | | Linux | java-1_8_0-ibm sles 15.6 | 1.8.0_sr8.71-150000.3.125.1 | [SUSE-SU-2026:4153-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4153-1.md) | Sep 14, 2026 | | Linux | java-1_8_0-ibm sles 15.7 | 1.8.0_sr8.71-150000.3.125.1 | [SUSE-SU-2026:4153-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4153-1.md) | Sep 14, 2026 | --- Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.