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Red Hat Enterprise Linux 7 RHSA-2021-2784-01 Critical Java Security

red hat
Calendar Grey July 21, 2021
Dist Redhat Esm H88
Critical patch release issued for java-11-openjdk on Red Hat Enterprise Linux 7 tackling multiple vulnerabilities comprehensively.
An update for java-11-openjdk is now available for Red Hat Enterprise Linux 7

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: Incorrect comparison during range check elimination (Hotspot, 8264066) (CVE-2021-2388)
* OpenJDK: FTP PASV command response can cause FtpClient to connect to arbitrary host (Networking, 8258432) (CVE-2021-2341)
* OpenJDK: Incorrect verification of JAR files with multiple MANIFEST.MF files (Library, 8260967) (CVE-2021-2369)
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 security fix important update openjdk java security issue Java Runtime Environment

References

https://access.redhat.com/security/cve/CVE-2021-2341 https://access.redhat.com/security/cve/CVE-2021-2369 https://access.redhat.com/security/cve/CVE-2021-2388 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: java-11-openjdk-11.0.12.0.7-0.el7_9.src.rpm
x86_64: java-11-openjdk-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-11.0.12.0.7-0.el7_9.x86_64.rpm java-11-openjdk-debuginfo-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-debuginfo-11.0.12.0.7-0.el7_9.x86_64.rpm java-11-openjdk-headless-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-headless-11.0.12.0.7-0.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: java-11-openjdk-debuginfo-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-debuginfo-11.0.12.0.7-0.el7_9.x86_64.rpm java-11-openjdk-demo-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-demo-11.0.12.0.7-0.el7_9.x86_64.rpm java-11-openjdk-devel-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-devel-11.0.12.0.7-0.el7_9.x86_64.rpm java-11-openjdk-javadoc-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-javadoc-11.0.12.0.7-0.el7_9.x86_64.rpm java-11-openjdk-javadoc-zip-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-javadoc-zip-11.0.12.0.7-0.el7_9.x86_64.rpm java-11-openjdk-jmods-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-jmods-11.0.12.0.7-0.el7_9.x86_64.rpm java-11-openjdk-src-11.0.12.0.7-0.el7_9.i686.rpm java-11-openjdk-src-11.0.12.0.7-0.el7_9.x86_64.rpm java-11-openjdk-static-libs-11.0.12.0.7-0.el7_9.i686.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:2784-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2784
Issue date: 2021-07-21

Topic

An update for java-11-openjdk is now available for Red Hat Enterprise Linux7.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 security fix important update openjdk java security issue Java Runtime Environment

Relevant Releases Architectures

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

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

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

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

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

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

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

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

Bugs Fixed

1967811 - Prepare for the next quarterly OpenJDK upstream release (2021-07, 11.0.12) [rhel-7]

1982874 - CVE-2021-2341 OpenJDK: FTP PASV command response can cause FtpClient to connect to arbitrary host (Networking, 8258432)

1982879 - CVE-2021-2369 OpenJDK: Incorrect verification of JAR files with multiple MANIFEST.MF files (Library, 8260967)

1983075 - CVE-2021-2388 OpenJDK: Incorrect comparison during range check elimination (Hotspot, 8264066)

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