The OpenJDK 21 packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.
Security Fix(es):
* JDK: Improve Resource Resolving (CVE-2026-60589)
* JDK: Enhance HTTP Connections (CVE-2026-61308)
* JDK: Enhance TLS server (CVE-2026-70907)
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.
The OpenJDK 21 packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 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 t
The OpenJDK 21 packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.
Security Fix(es):
* JDK: Enhance Path Factories (CVE-2025-53066)
* JDK: Enhance Certificate Handling (CVE-2025-53057)
* JDK: Enhance String Handling (CVE-2025-61748)
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.
The OpenJDK 21 packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.
Security Fix(es):
* JDK: Better Glyph drawing (CVE-2025-30749)
* JDK: Enhance TLS protocol support (CVE-2025-30754)
* JDK: Improve HTTP client header handling (CVE-2025-50059)
* JDK: Better Glyph drawing redux (CVE-2025-50106)
Bug Fix(es):
* In AlmaLinuxand AlmaLinux systems, the default graphical display system is Wayland. The use of Wayland in these systems causes a failure in the traditional X11 method that java.awt.Robot uses to take a screen capture, producing a blank image. With this update, the
The OpenJDK 21 packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.
Security Fix(es):
* JDK: Better TLS connection support (CVE-2025-21587)
* JDK: Improve compiler transformations (CVE-2025-30691)
* JDK: Enhance Buffered Image handling (CVE-2025-30698)
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.
Moderate: java-21-openjdk security update for AlmaLinux 8.10, 9.4 and 9.5
The OpenJDK 21 packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.
Security Fix(es):
* JDK: Enhance array handling (CVE-2025-21502)
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.
The OpenJDK 21 runtime environment.
Security Fix(es):
* giflib: Heap-Buffer Overflow during Image Saving in DumpScreen2RGB Function (CVE-2023-48161)
* JDK: Array indexing integer overflow (8328544) (CVE-2024-21210)
* JDK: HTTP client improper handling of maxHeaderSize (8328286) (CVE-2024-21208)
* JDK: Unbounded allocation leads to out-of-memory error (8331446) (CVE-2024-21217)
* JDK: Integer conversion error leads to incorrect range check (8332644) (CVE-2024-21235)
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 Referenc
The java-21-openjdk packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.
Security Fix(es):
* OpenJDK: RangeCheckElimination array index overflow (8323231) (CVE-2024-21147)
* OpenJDK: potential UTF8 size overflow (8314794) (CVE-2024-21131)
* OpenJDK: Excessive symbol length can lead to infinite loop (8319859) (CVE-2024-21138)
* OpenJDK: Range Check Elimination (RCE) pre-loop limit overflow (8320548) (CVE-2024-21140)
* OpenJDK: Out-of-bounds access in 2D image handling (8324559) (CVE-2024-21145)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgme
The java-21-openjdk packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.
Security Fix(es):
* OpenJDK: long Exception message leading to crash (8319851) (CVE-2024-21011)
* OpenJDK: integer overflow in C1 compiler address generation (8322122) (CVE-2024-21068)
* OpenJDK: HTTP/2 client improper reverse DNS lookup (8315708) (CVE-2024-21012)
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.
The java-21-openjdk packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.
Security Fix(es):
* OpenJDK: array out-of-bounds access due to missing range check in C1 compiler (8314468) (CVE-2024-20918)
* OpenJDK: RSA padding issue and timing side-channel attack against TLS (8317547) (CVE-2024-20952)
* OpenJDK: JVM class file verifier flaw allows unverified bytecode execution (8314295) (CVE-2024-20919)
* OpenJDK: range check loop optimization issue (8314307) (CVE-2024-20921)
* OpenJDK: logging of digital signature private keys (8316976) (CVE-2024-20945)
For more details about the security is
Moderate: java-21-openjdk security and bug fix update
The java-21-openjdk packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit.
Security Fix(es):
* OpenJDK: memory corruption issue on x86_64 with AVX-512 (8317121) (CVE-2023-22025)
* OpenJDK: certificate path validation issue during client authentication (8309966) (CVE-2023-22081)
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.
Bug Fix(es):
* Additional validity checks in the handling of Zip64 files, JDK-8302483, were introduced in the 21.0.0 release