RHSA-2021:3886 — Security Advisory
Red Hat Security Advisory: java-11-openjdk security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · October 20, 2021
Updated · November 2, 2026
Topic
An update for java-11-openjdk is now available for Red Hat Enterprise Linux 8.1 Extended Update Support.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit.
Security Fix(es):
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OpenJDK: Loop in HttpsServer triggered during TLS session close (JSSE, 8254967) (CVE-2021-35565)
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OpenJDK: Incorrect principal selection when using Kerberos Constrained Delegation (Libraries, 8266689) (CVE-2021-35567)
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OpenJDK: Weak ciphers preferred over stronger ones for TLS (JSSE, 8264210) (CVE-2021-35550)
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OpenJDK: Excessive memory allocation in RTFParser (Swing, 8265167) (CVE-2021-35556)
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OpenJDK: Excessive memory allocation in RTFReader (Swing, 8265580) (CVE-2021-35559)
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OpenJDK: Excessive memory allocation in HashMap and HashSet (Utility, 8266097) (CVE-2021-35561)
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OpenJDK: Certificates with end dates too far in the future can corrupt keystore (Keytool, 8266137) (CVE-2021-35564)
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OpenJDK: Unexpected exception raised during TLS handshake (JSSE, 8267729) (CVE-2021-35578)
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OpenJDK: Excessive memory allocation in BMPImageReader (ImageIO, 8267735) (CVE-2021-35586)
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OpenJDK: Non-constant comparison during TLS handshakes (JSSE, 8269618) (CVE-2021-35603)
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.