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Red Hat: RHSA-2023-4160-01 Important: Java 1.8.0-IBM TLS Issues

red hat
Calendar Grey July 31, 2023
Dist Redhat Esm H88
Java 1.8.0-IBM crucial security patch for Red Hat Enterprise Linux, rectifying numerous TLS vulnerabilities and connectivity challenges.
An update for java-1.8.0-ibm is now available for Red Hat Enterprise Linux 7 Supplementary

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 IBM Java must be restarted for this update to take effect.

Summary

IBM Java SE version 8 includes the IBM Java Runtime Environment and the IBM Java Software Development Kit.
This update upgrades IBM Java SE 8 to version 8 SR8-FP5.
Security Fix(es):
* OpenJDK: improper connection handling during TLS handshake (8294474) (CVE-2023-21930)
* OpenJDK: Swing HTML parsing issue (8296832) (CVE-2023-21939)
* 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.

Topics%20covered

Topics Covered

security advisory Red Hat important Java update Java TLS issue

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-2023-21967 https://access.redhat.com/security/cve/CVE-2023-21968 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Client Supplementary (v. 7):
x86_64: java-1.8.0-ibm-1.8.0.8.5-1jpp.1.el7.x86_64.rpm java-1.8.0-ibm-demo-1.8.0.8.5-1jpp.1.el7.x86_64.rpm java-1.8.0-ibm-devel-1.8.0.8.5-1jpp.1.el7.x86_64.rpm java-1.8.0-ibm-jdbc-1.8.0.8.5-1jpp.1.el7.x86_64.rpm java-1.8.0-ibm-plugin-1.8.0.8.5-1jpp.1.el7.x86_64.rpm java-1.8.0-ibm-src-1.8.0.8.5-1jpp.1.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Supplementary (v. 7):
x86_64: java-1.8.0-ibm-1.8.0.8.5-1jpp.1.el7.x86_64.rpm java-1.8.0-ibm-demo-1.8.0.8.5-1jpp.1.el7.x86_64.rpm java-1.8.0-ibm-devel-1.8.0.8.5-1jpp.1.el7.x86_64.rpm java-1.8.0-ibm-src-1.8.0.8.5-1jpp.1.el7.x86_64.rpm
Red Hat Enterprise Linux Server Supplementary (v. 7):
ppc64: java-1.8.0-ibm-1.8.0.8.5-1jpp.1.el7.ppc64.rpm java-1.8.0-ibm-demo-1.8.0.8.5-1jpp.1.el7.ppc64.rpm java-1.8.0-ibm-devel-1.8.0.8.5-1jpp.1.el7.ppc64.rpm java-1.8.0-ibm-jdbc-1.8.0.8.5-1jpp.1.el7.ppc64.rpm java-1.8.0-ibm-plugin-1.8.0.8.5-1jpp.1.el7.ppc64.rpm java-1.8.0-ibm-src-1.8.0.8.5-1jpp.1.el7.ppc64.rpm
ppc64le: java-1.8.0-ibm-1.8.0.8.5-1jpp.1.el7.ppc64le.rpm java-1.8.0-ibm-demo-1.8.0.8.5-1jpp.1.el7.ppc64le.rpm java-1.8.0-ibm-devel-1.8.0.8.5-1jpp.1.el7.ppc64le.rpm java-1.8.0-ibm-jdbc-1.8.0.8.5-1jpp.1.el7.ppc64le.rpm java-1.8.0-ibm-src-1.8.0.8.5-1jpp.1.el7.ppc64le.rpm
s390x:

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:4160-01
Product: Red Hat Enterprise Linux Supplementary
Advisory URL: https://access.redhat.com/errata/RHSA-2023:4160
Issue date: 2023-07-31

Topic

An update for java-1.8.0-ibm is now available for Red Hat Enterprise Linux7 Supplementary.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.

Topics%20covered

Topics Covered

security advisory Red Hat important Java update Java TLS issue

Relevant Releases Architectures

Red Hat Enterprise Linux Client Supplementary (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Supplementary (v. 7) - x86_64

Red Hat Enterprise Linux Server Supplementary (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation Supplementary (v. 7) - x86_64

Bugs Fixed

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

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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