RHSA-2020:0231: Important: java-1.8.0-openjdk security update
The java-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 Java Software Development Kit.Security Fix(es): OpenJDK: Use of unsafe RSA-MD5 checksum in Kerberos TGS (Security, 8229951) (CVE-2020-2601) OpenJDK: Serialization filter changes via jdk.serialFilter property modification (Serialization, 8231422) (CVE-2020-2604) OpenJDK: Improper checks of SASL message properties in GssKrb5Base (Security, 8226352) (CVE-2020-2590) OpenJDK: Incorrect isBuiltinStreamHandler causing URL normalization issues (Networking, 8228548) (CVE-2020-2593) OpenJDK: Excessive memory usage in OID processing in X.509 certificate parsing (Libraries, 8234037) (CVE-2020-2654) OpenJDK: Incorrect exception processing during deserialization in BeanContextSupport (Serialization, 8224909) (CVE-2020-2583) OpenJDK: Incomplete enforcement of maxDatagramSockets limit in DatagramChannelImpl (Networking, 8231795) (CVE-2020-2659) 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.
Affected Software
Remediation
Event History
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.