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Red Hat 17.0.6 Moderate Security Update: OpenJDK DoS Issues

red hat
Calendar Grey January 24, 2023
Dist Redhat Esm H88
The Red Hat OpenJDK 17.0.6 update delivers crucial security enhancements and optimizations in thread management, improving defenses against DoS attacks and remote class loading flaws
The Red Hat build of OpenJDK 17 (java-17-openjdk) is now available for Windows

Solution

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

Summary

The OpenJDK 17 packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Development Kit.
This release of the Red Hat build of OpenJDK 17 (17.0.6) for Windows serves as a replacement for the Red Hat build of OpenJDK 17 (17.0.5) and includes security and bug fixes, and enhancements. For further information, refer to the release notes linked to in the References section.
Security Fix(es):
* OpenJDK: handshake DoS attack against DTLS connections (CVE-2023-21835)
* OpenJDK: soundbank URL remote loading (CVE-2023-21843)
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.

Topics%20covered

Topics Covered

security advisory Red Hat DoS security fix moderate severity Windows OpenJDK

References

https://access.redhat.com/security/cve/CVE-2023-21835 https://access.redhat.com/security/cve/CVE-2023-21843 https://access.redhat.com/security/updates/classification#moderate

Package List


Advisory ID: RHSA-2023:0352-01
Product: OpenJDK
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0352
Issue date: 2023-01-23

Topic

The Red Hat build of OpenJDK 17 (java-17-openjdk) is now available forWindows.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat DoS security fix moderate severity Windows OpenJDK

Relevant Releases Architectures

Bugs Fixed

2160421 - CVE-2023-21835 OpenJDK: handshake DoS attack against DTLS connections (JSSE, 8287411)

2160475 - CVE-2023-21843 OpenJDK: soundbank URL remote loading (Sound, 8293742)

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