High [CVE-2026-70906] Improve font loading (2026-08 Security Update)
This high-severity Red Hat Linux advisory covers CVE-2026-70906 affecting Red Hat Build of OpenJDK 25.0.4.1, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9.
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Summary
Vulnerability in Oracle Java SE (component: 2D). Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs.
This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 7.5 (Availability impacts).
CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). Red Hat severity: Moderate — CVSS 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
Affected Red Hat products: Red Hat Build of OpenJDK 25.0.4.1; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat Hardened Images; Exploit Intelligence; Red Hat build of OpenJDK 25; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7. Will not fix / out of support: Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7.
Red Hat fixing advisory: RHSA-2026:55799, RHSA-2026:55798, RHSA-2026:57177.
Affected products named by the advisory: Red Hat package: java-1.6.0-openjdk; Red Hat package: java-1.7.0-openjdk; Red Hat package: java-1.8.0-openjdk.
- 25.0.4
- 26.0.2
Official advisory · high-confidence parse· fetched 52 minutes ago·verify at source
- java-25-openjdk-portable
- java-25-openjdk-1:25.0.4.1.1-1.1.el10
- java-25-openjdk-1:25.0.4.1.1-1.1.el9
- java-25-openjdk-portable-main-25.0.4.1.1-0.1.hum1
- RHSA-2026:55799
- RHSA-2026:55798
- RHSA-2026:57177
Official advisory · high-confidence parse· fetched 52 minutes ago·verify at source
Mitigation
Upgrade to a fixed release: java-25-openjdk-portable, java-25-openjdk-1:25.0.4.1.1-1.1.el10, java-25-openjdk-1:25.0.4.1.1-1.1.el9, java-25-openjdk-portable-main-25.0.4.1.1-0.1.hum1, RHSA-2026:55799, RHSA-2026:55798. That is the remediation for this advisory.
The vendor advisory may list additional interim mitigations or workarounds not captured here — review it before change work.
Official advisory · high-confidence parse· fetched 52 minutes ago·verify at source
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