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Alerts This Week
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Red Hat: RHSA-2023-0389-01 Moderate: OpenJDK 17.0.6 DoS Attack

red hat
Calendar Grey January 24, 2023
Dist Redhat Esm H88
The recent security notice from Red Hat concerning OpenJDK 17.0.6 highlights moderate vulnerabilities, including risks of Denial of Service (DoS) and concerns with remote class loading.
The Red Hat build of OpenJDK 17 (java-17-openjdk) is now available for portable Linux

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 portable Linux 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 moderate Red Hat DoS java OpenJDK remote loading

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-2023:0389-01
Product: OpenJDK
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0389
Issue date: 2023-01-23

Topic

The Red Hat build of OpenJDK 17 (java-17-openjdk) is now available forportable Linux.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 moderate Red Hat DoS java OpenJDK remote loading

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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