Advisory Published

RHSA-2021:3960: Important: OpenJDK 8u312 security update for Portable Linux Builds

First published: Mon Oct 25 2021(Updated: )

The OpenJDK 8 packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 Java Software Development Kit.<br>This release of the Red Hat build of OpenJDK 8 (1.8.0.312) for portable Linux serves as a replacement for Red Hat build of OpenJDK 8 (1.8.0.302) and includes security and bug fixes as well as enhancements. For further information, refer to the release notes linked to in the References section.<br>Security Fix(es):<br><li> OpenJDK: Loop in HttpsServer triggered during TLS session close (JSSE, 8254967) (CVE-2021-35565)</li> <li> OpenJDK: Incorrect principal selection when using Kerberos Constrained Delegation (Libraries, 8266689) (CVE-2021-35567)</li> <li> OpenJDK: Weak ciphers preferred over stronger ones for TLS (JSSE, 8264210) (CVE-2021-35550)</li> <li> OpenJDK: Excessive memory allocation in RTFParser (Swing, 8265167) (CVE-2021-35556)</li> <li> OpenJDK: Excessive memory allocation in RTFReader (Swing, 8265580) (CVE-2021-35559)</li> <li> OpenJDK: Excessive memory allocation in HashMap and HashSet (Utility, 8266097) (CVE-2021-35561)</li> <li> OpenJDK: Certificates with end dates too far in the future can corrupt keystore (Keytool, 8266137) (CVE-2021-35564)</li> <li> OpenJDK: Unexpected exception raised during TLS handshake (JSSE, 8267729) (CVE-2021-35578)</li> <li> OpenJDK: Excessive memory allocation in BMPImageReader (ImageIO, 8267735) (CVE-2021-35586)</li> <li> OpenJDK: Incomplete validation of inner class references in ClassFileParser (Hotspot, 8268071) (CVE-2021-35588)</li> <li> OpenJDK: Non-constant comparison during TLS handshakes (JSSE, 8269618) (CVE-2021-35603)</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.

Affected SoftwareAffected VersionHow to fix
>1.8.0.302<=1.8.0.312

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Frequently Asked Questions

  • What is the severity of RHSA-2021:3960?

    The severity of RHSA-2021:3960 is categorized as important.

  • How do I fix RHSA-2021:3960?

    To fix RHSA-2021:3960, you should update to the Red Hat build of OpenJDK 8 version 1.8.0.312 or later.

  • What vulnerabilities are addressed in RHSA-2021:3960?

    RHSA-2021:3960 addresses multiple security vulnerabilities in the OpenJDK 8 packages.

  • Is RHSA-2021:3960 applicable to all Java applications?

    RHSA-2021:3960 specifically applies to systems using the Red Hat build of OpenJDK 8.

  • When was RHSA-2021:3960 released?

    RHSA-2021:3960 was released on November 16, 2021.

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