What is the severity of RHSA-2020:0231?

The severity of RHSA-2020:0231 is considered moderate due to the potential exploitation related to the unsafe RSA-MD5 checksum in Kerberos TGS.

How do I fix RHSA-2020:0231?

To fix RHSA-2020:0231, you need to update the OpenJDK packages to version 1.8.0-openjdk-1.8.0.242.b08-0.el8_0 or later.

What vulnerabilities are addressed in RHSA-2020:0231?

RHSA-2020:0231 addresses vulnerabilities related to unsafe RSA-MD5 checksum usage in Kerberos and serialization issues in OpenJDK.

Which OpenJDK packages are affected by RHSA-2020:0231?

Affected packages include java-1.8.0-openjdk, java-1.8.0-openjdk-headless, and various related packages across different architectures.

Is there a workaround for RHSA-2020:0231?

There is no official workaround for RHSA-2020:0231; updating the affected OpenJDK packages is recommended.

Vulnerability/
RHSA-2020:0231

27/1/2020

11/11/2024

RHSA-2020:0231: Important: java-1.8.0-openjdk security update

First published: Mon Jan 27 2020(Updated: )

The java-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 Java Software Development Kit.<br>Security Fix(es):<br><li> OpenJDK: Use of unsafe RSA-MD5 checksum in Kerberos TGS (Security, 8229951) (CVE-2020-2601)</li> <li> OpenJDK: Serialization filter changes via jdk.serialFilter property modification (Serialization, 8231422) (CVE-2020-2604)</li> <li> OpenJDK: Improper checks of SASL message properties in GssKrb5Base (Security, 8226352) (CVE-2020-2590)</li> <li> OpenJDK: Incorrect isBuiltinStreamHandler causing URL normalization issues (Networking, 8228548) (CVE-2020-2593)</li> <li> OpenJDK: Excessive memory usage in OID processing in X.509 certificate parsing (Libraries, 8234037) (CVE-2020-2654)</li> <li> OpenJDK: Incorrect exception processing during deserialization in BeanContextSupport (Serialization, 8224909) (CVE-2020-2583)</li> <li> OpenJDK: Incomplete enforcement of maxDatagramSockets limit in DatagramChannelImpl (Networking, 8231795) (CVE-2020-2659)</li> 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.

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Reference Links

https://access.redhat.com/errata/RHSA-2020:0231 (Advisory)

Frequently Asked Questions

What is the severity of RHSA-2020:0231?
The severity of RHSA-2020:0231 is considered moderate due to the potential exploitation related to the unsafe RSA-MD5 checksum in Kerberos TGS.
How do I fix RHSA-2020:0231?
To fix RHSA-2020:0231, you need to update the OpenJDK packages to version 1.8.0-openjdk-1.8.0.242.b08-0.el8_0 or later.
What vulnerabilities are addressed in RHSA-2020:0231?
RHSA-2020:0231 addresses vulnerabilities related to unsafe RSA-MD5 checksum usage in Kerberos and serialization issues in OpenJDK.
Which OpenJDK packages are affected by RHSA-2020:0231?
Affected packages include java-1.8.0-openjdk, java-1.8.0-openjdk-headless, and various related packages across different architectures.
Is there a workaround for RHSA-2020:0231?
There is no official workaround for RHSA-2020:0231; updating the affected OpenJDK packages is recommended.

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