Red Hat Security Advisory: OpenJDK 21.0.8 Security Update for Windows Builds
🔗 CVE IDs covered (4)
📋 Description
CVE-2025-30749 — openjdk: Better Glyph drawing (Oracle CPU 2025-07) CVE-2025-30754 — openjdk: Enhance TLS protocol support (Oracle CPU 2025-07) CVE-2025-50059 — openjdk: Improve HTTP client header handling (Oracle CPU 2025-07) CVE-2025-50106 — openjdk: Glyph out-of-memory access and crash (Oracle CPU 2025-07)
🎯 Affected products1
- Red Hat Build of OpenJDK 21.0.8
✅ Remediation
Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258 Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability. Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability. Affected users should apply the updated OpenJDK packages for their Red Hat Enterprise Linux stream once they are available through Red Hat errata.
🔗 References (4)
- selfhttps://access.redhat.com/errata/RHSA-2025:10875
- externalhttps://access.redhat.com/security/updates/classification/#important
- externalhttps://docs.redhat.com/en/documentation/red_hat_build_of_openjdk/21/html/release_notes_for_red_hat_build_of_openjdk_21.0.8/index
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_10875.json