Red Hat Security Advisory: java-11-openjdk security update
Multiple security vulnerabilities affecting the java-11-openjdk packages in Red Hat Enterprise Linux have been addressed in a security update. These include issues such as crashes from long exception messages, integer overflow in compiler address generation, excessive memory allocation, compilation failures, and improper reverse DNS lookups in the HTTP/2 client. The update is rated with moderate severity and applies to various Red Hat Enterprise Linux 8 and 9 versions and architectures. Users must apply the update and restart all running OpenJDK Java instances to mitigate these issues.
AI Analysis
Technical Summary
The Red Hat java-11-openjdk packages contain multiple security vulnerabilities: CVE-2024-21011 (long Exception message causing crash), CVE-2024-21068 (integer overflow in C1 compiler address generation), CVE-2024-21085 (excessive memory allocation in Pack200), CVE-2024-21094 (C2 compilation failure due to exceeded _node_regs array), and CVE-2024-21012 (improper reverse DNS lookup in HTTP/2 client). These vulnerabilities affect the OpenJDK 11 Java Runtime Environment and Software Development Kit distributed with Red Hat Enterprise Linux 8 and 9 across multiple architectures. Red Hat has issued a security update to address these issues, rated as having moderate impact. The advisory recommends applying the update and restarting all OpenJDK Java instances for the fixes to take effect.
Potential Impact
The vulnerabilities can lead to application crashes, memory allocation issues, compilation failures, and improper network behavior in the HTTP/2 client. These issues may affect the stability and reliability of Java applications running on affected Red Hat Enterprise Linux systems. The overall security impact is rated as moderate by Red Hat Product Security.
Mitigation Recommendations
A security update for java-11-openjdk is available from Red Hat for multiple versions of Red Hat Enterprise Linux 8 and 9. Users should apply the update as detailed in the Red Hat advisory RHSA-2024:1822 (https://access.redhat.com/errata/RHSA-2024:1822). After applying the update, all running OpenJDK Java instances must be restarted for the fixes to take effect.
Red Hat Security Advisory: java-11-openjdk security update
Description
Multiple security vulnerabilities affecting the java-11-openjdk packages in Red Hat Enterprise Linux have been addressed in a security update. These include issues such as crashes from long exception messages, integer overflow in compiler address generation, excessive memory allocation, compilation failures, and improper reverse DNS lookups in the HTTP/2 client. The update is rated with moderate severity and applies to various Red Hat Enterprise Linux 8 and 9 versions and architectures. Users must apply the update and restart all running OpenJDK Java instances to mitigate these issues.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Red Hat java-11-openjdk packages contain multiple security vulnerabilities: CVE-2024-21011 (long Exception message causing crash), CVE-2024-21068 (integer overflow in C1 compiler address generation), CVE-2024-21085 (excessive memory allocation in Pack200), CVE-2024-21094 (C2 compilation failure due to exceeded _node_regs array), and CVE-2024-21012 (improper reverse DNS lookup in HTTP/2 client). These vulnerabilities affect the OpenJDK 11 Java Runtime Environment and Software Development Kit distributed with Red Hat Enterprise Linux 8 and 9 across multiple architectures. Red Hat has issued a security update to address these issues, rated as having moderate impact. The advisory recommends applying the update and restarting all OpenJDK Java instances for the fixes to take effect.
Potential Impact
The vulnerabilities can lead to application crashes, memory allocation issues, compilation failures, and improper network behavior in the HTTP/2 client. These issues may affect the stability and reliability of Java applications running on affected Red Hat Enterprise Linux systems. The overall security impact is rated as moderate by Red Hat Product Security.
Mitigation Recommendations
A security update for java-11-openjdk is available from Red Hat for multiple versions of Red Hat Enterprise Linux 8 and 9. Users should apply the update as detailed in the Red Hat advisory RHSA-2024:1822 (https://access.redhat.com/errata/RHSA-2024:1822). After applying the update, all running OpenJDK Java instances must be restarted for the fixes to take effect.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2024:1822
- Cve Count
- 5
- Additional Cves
- ["CVE-2024-21012","CVE-2024-21068","CVE-2024-21085","CVE-2024-21094"]
- Cvss Version
- null
Threat ID: 6a3da1fc4853345fc1835cb9
Added to database: 06/25/2026, 21:47:40 UTC
Last enriched: 06/25/2026, 22:52:24 UTC
Last updated: 07/02/2026, 10:51:10 UTC
Views: 16
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