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Red Hat: RHSA-2023-0197-01 Medium: Java-11-OpenJDK DoS Fix

red hat
Calendar Grey January 18, 2023
Dist Redhat Esm H88
Java 11 OpenJDK security patch addresses significant vulnerabilities with essential updates for CentOS/RHEL server environments.
An update for java-11-openjdk is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat...

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

All running instances of OpenJDK Java must be restarted for this update to take effect.

Summary

The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit.
Security Fix(es):
* OpenJDK: handshake DoS attack against DTLS connections (JSSE, 8287411) (CVE-2023-21835)
* OpenJDK: soundbank URL remote loading (Sound, 8293742) (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 attack moderate severity openjdk java update handshake

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

Red Hat Enterprise Linux AppStream AUS (v. 8.2):
Source: java-11-openjdk-11.0.18.0.10-1.el8_2.src.rpm
aarch64: java-11-openjdk-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-debuginfo-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-debugsource-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-demo-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-devel-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-devel-debuginfo-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-devel-slowdebug-debuginfo-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-headless-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-headless-debuginfo-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-headless-slowdebug-debuginfo-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-javadoc-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-javadoc-zip-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-jmods-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-slowdebug-debuginfo-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-src-11.0.18.0.10-1.el8_2.aarch64.rpm java-11-openjdk-static-libs-11.0.18.0.10-1.el8_2.aarch64.rpm
ppc64le: java-11-openjdk-11.0.18.0.10-1.el8_2.ppc64le.rpm java-11-openjdk-debuginfo-11.0.18.0.10-1.el8_2.ppc64le.rpm java-11-openjdk-debugsource-11.0.18.0.10-1.el8_2.ppc64le.rpm

Read the Full Advisory


Advisory ID: RHSA-2023:0197-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0197
Issue date: 2023-01-18

Topic

An update for java-11-openjdk is now available for Red Hat Enterprise Linux8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 UpdateServices for SAP Solutions.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 attack moderate severity openjdk java update handshake

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream AUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream E4S (v. 8.2) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream TUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64

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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