Red Hat Security Advisory: java-11-openjdk security update
The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 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: Pack200 increase loading time due to improper header validation (8322106) (CVE-2024-21144) * 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, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
This Red Hat security advisory (RHSA-2024:4567) addresses multiple security vulnerabilities in the java-11-openjdk packages, which provide the OpenJDK 11 Java Runtime Environment and Software Development Kit. The fixed vulnerabilities include: an array index overflow in RangeCheckElimination (CVE-2024-21147), a potential UTF8 size overflow (CVE-2024-21131), an infinite loop caused by excessive symbol length (CVE-2024-21138), a pre-loop limit overflow in Range Check Elimination (CVE-2024-21140), improper header validation causing increased loading time in Pack200 (CVE-2024-21144), and an out-of-bounds access in 2D image handling (CVE-2024-21145). The advisory applies to multiple Red Hat Enterprise Linux 8 and 9 variants, including Extended Update Support and Update Services for SAP Solutions. The update is rated as having an important security impact by Red Hat. Users are advised to apply the update and restart all OpenJDK Java instances to ensure the fixes are effective. No CVSS scores are provided in the advisory; users should refer to individual CVE pages for detailed scoring and impact information.
Potential Impact
The vulnerabilities fixed by this advisory could lead to various issues such as memory corruption, infinite loops, increased loading times, and out-of-bounds memory access within the OpenJDK 11 runtime environment. These issues may affect the stability and security of Java applications running on affected Red Hat Enterprise Linux systems. The advisory rates the overall security impact as Important (high severity). There is no indication of known exploits in the wild at the time of publication.
Mitigation Recommendations
A security update for the java-11-openjdk packages is available from Red Hat. Users should apply the update as provided in advisory RHSA-2024:4567. After applying the update, all running OpenJDK Java instances must be restarted for the fixes to take effect. Refer to Red Hat's official update instructions at https://access.redhat.com/articles/11258 for detailed guidance. No additional mitigation actions are specified by the vendor.
Red Hat Security Advisory: java-11-openjdk security update
Description
The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 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: Pack200 increase loading time due to improper header validation (8322106) (CVE-2024-21144) * 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, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This Red Hat security advisory (RHSA-2024:4567) addresses multiple security vulnerabilities in the java-11-openjdk packages, which provide the OpenJDK 11 Java Runtime Environment and Software Development Kit. The fixed vulnerabilities include: an array index overflow in RangeCheckElimination (CVE-2024-21147), a potential UTF8 size overflow (CVE-2024-21131), an infinite loop caused by excessive symbol length (CVE-2024-21138), a pre-loop limit overflow in Range Check Elimination (CVE-2024-21140), improper header validation causing increased loading time in Pack200 (CVE-2024-21144), and an out-of-bounds access in 2D image handling (CVE-2024-21145). The advisory applies to multiple Red Hat Enterprise Linux 8 and 9 variants, including Extended Update Support and Update Services for SAP Solutions. The update is rated as having an important security impact by Red Hat. Users are advised to apply the update and restart all OpenJDK Java instances to ensure the fixes are effective. No CVSS scores are provided in the advisory; users should refer to individual CVE pages for detailed scoring and impact information.
Potential Impact
The vulnerabilities fixed by this advisory could lead to various issues such as memory corruption, infinite loops, increased loading times, and out-of-bounds memory access within the OpenJDK 11 runtime environment. These issues may affect the stability and security of Java applications running on affected Red Hat Enterprise Linux systems. The advisory rates the overall security impact as Important (high severity). There is no indication of known exploits in the wild at the time of publication.
Mitigation Recommendations
A security update for the java-11-openjdk packages is available from Red Hat. Users should apply the update as provided in advisory RHSA-2024:4567. After applying the update, all running OpenJDK Java instances must be restarted for the fixes to take effect. Refer to Red Hat's official update instructions at https://access.redhat.com/articles/11258 for detailed guidance. No additional mitigation actions are specified by the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2024:4567
- Cve Count
- 6
- Additional Cves
- ["CVE-2024-21138","CVE-2024-21140","CVE-2024-21144","CVE-2024-21145","CVE-2024-21147"]
Threat ID: 6a3da1f24853345fc1833376
Added to database: 06/25/2026, 21:47:30 UTC
Last enriched: 08/06/2026, 23:18:36 UTC
Last updated: 09/10/2026, 19:36:47 UTC
Views: 9
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