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Red Hat Enterprise Linux 8 RHSA-2023:1895-01 Important TLS Security

red hat
Calendar Grey April 25, 2023
Dist Redhat Esm H88
The recent java-11-openjdk patch released by Red Hat tackles crucial security vulnerabilities that affect Red Hat Enterprise Linux version 8.
An update for java-11-openjdk is now available for Red Hat Enterprise Linux 8

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: improper connection handling during TLS handshake (8294474) (CVE-2023-21930)
* OpenJDK: Swing HTML parsing issue (8296832) (CVE-2023-21939)
* OpenJDK: incorrect enqueue of references in garbage collector (8298191) (CVE-2023-21954)
* OpenJDK: certificate validation issue in TLS session negotiation (8298310) (CVE-2023-21967)
* OpenJDK: missing string checks for NULL characters (8296622) (CVE-2023-21937)
* OpenJDK: incorrect handling of NULL characters in ProcessBuilder (8295304) (CVE-2023-21938)
* OpenJDK: missing check for slash characters in URI-to-path conversion (8298667) (CVE-2023-21968)
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.

References

https://access.redhat.com/security/cve/CVE-2023-21930 https://access.redhat.com/security/cve/CVE-2023-21937 https://access.redhat.com/security/cve/CVE-2023-21938 https://access.redhat.com/security/cve/CVE-2023-21939 https://access.redhat.com/security/cve/CVE-2023-21954 https://access.redhat.com/security/cve/CVE-2023-21967 https://access.redhat.com/security/cve/CVE-2023-21968 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: java-11-openjdk-11.0.19.0.7-1.el8_7.src.rpm
aarch64: java-11-openjdk-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-debuginfo-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-debugsource-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-demo-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-devel-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-devel-debuginfo-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-headless-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-headless-debuginfo-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-javadoc-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-javadoc-zip-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-jmods-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-src-11.0.19.0.7-1.el8_7.aarch64.rpm java-11-openjdk-static-libs-11.0.19.0.7-1.el8_7.aarch64.rpm
ppc64le: java-11-openjdk-11.0.19.0.7-1.el8_7.ppc64le.rpm java-11-openjdk-debuginfo-11.0.19.0.7-1.el8_7.ppc64le.rpm java-11-openjdk-debugsource-11.0.19.0.7-1.el8_7.ppc64le.rpm java-11-openjdk-demo-11.0.19.0.7-1.el8_7.ppc64le.rpm java-11-openjdk-devel-11.0.19.0.7-1.el8_7.ppc64le.rpm java-11-openjdk-devel-debuginfo-11.0.19.0.7-1.el8_7.ppc64le.rpm java-11-openjdk-headless-11.0.19.0.7-1.el8_7.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:1895-01
Product: Red Hat Enterprise Linux
Issue date: 2023-04-20

Topic

An update for java-11-openjdk is now available for Red Hat Enterprise Linux8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2187435 - CVE-2023-21930 OpenJDK: improper connection handling during TLS handshake (8294474)

2187441 - CVE-2023-21954 OpenJDK: incorrect enqueue of references in garbage collector (8298191)

2187704 - CVE-2023-21967 OpenJDK: certificate validation issue in TLS session negotiation (8298310)

2187724 - CVE-2023-21939 OpenJDK: Swing HTML parsing issue (8296832)

2187758 - CVE-2023-21938 OpenJDK: incorrect handling of NULL characters in ProcessBuilder (8295304)

2187790 - CVE-2023-21937 OpenJDK: missing string checks for NULL characters (8296622)

2187802 - CVE-2023-21968 OpenJDK: missing check for slash characters in URI-to-path conversion (8298667)

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