RHSA-2021:3892 - Security Advisory

Topic

An update for java-11-openjdk is now available for Red Hat Enterprise Linux 7.

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):

• OpenJDK: Loop in HttpsServer triggered during TLS session close (JSSE, 8254967) (CVE-2021-35565)
• OpenJDK: Incorrect principal selection when using Kerberos Constrained Delegation (Libraries, 8266689) (CVE-2021-35567)
• OpenJDK: Weak ciphers preferred over stronger ones for TLS (JSSE, 8264210) (CVE-2021-35550)
• OpenJDK: Excessive memory allocation in RTFParser (Swing, 8265167) (CVE-2021-35556)
• OpenJDK: Excessive memory allocation in RTFReader (Swing, 8265580) (CVE-2021-35559)
• OpenJDK: Excessive memory allocation in HashMap and HashSet (Utility, 8266097) (CVE-2021-35561)
• OpenJDK: Certificates with end dates too far in the future can corrupt keystore (Keytool, 8266137) (CVE-2021-35564)
• OpenJDK: Unexpected exception raised during TLS handshake (JSSE, 8267729) (CVE-2021-35578)
• OpenJDK: Excessive memory allocation in BMPImageReader (ImageIO, 8267735) (CVE-2021-35586)
• 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.

Bug Fix(es):

• Previously, uninstalling the OpenJDK RPMs attempted to remove a client directory that did not exist. This directory is no longer used in java-11-openjdk and all references to it have now been removed. (RHBZ#1698873)

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.

Affected Products

• Red Hat Enterprise Linux Server 7 x86_64
• Red Hat Enterprise Linux Workstation 7 x86_64
• Red Hat Enterprise Linux Desktop 7 x86_64
• Red Hat Enterprise Linux for IBM z Systems 7 s390x
• Red Hat Enterprise Linux for Power, big endian 7 ppc64
• Red Hat Enterprise Linux for Scientific Computing 7 x86_64
• Red Hat Enterprise Linux for Power, little endian 7 ppc64le

Fixes

• BZ - 1698873 - warning: file /usr/lib/jvm/java-11-openjdk-11.0.ea.28-7.el7.x86_64/lib/client: remove failed: No such file or directory
• BZ - 1999936 - Prepare for the next quarterly OpenJDK upstream release (2021-10, 11.0.13) [rhel-7]
• BZ - 2014508 - CVE-2021-35565 OpenJDK: Loop in HttpsServer triggered during TLS session close (JSSE, 8254967)
• BZ - 2014515 - CVE-2021-35556 OpenJDK: Excessive memory allocation in RTFParser (Swing, 8265167)
• BZ - 2014518 - CVE-2021-35559 OpenJDK: Excessive memory allocation in RTFReader (Swing, 8265580)
• BZ - 2014524 - CVE-2021-35561 OpenJDK: Excessive memory allocation in HashMap and HashSet (Utility, 8266097)
• BZ - 2015061 - CVE-2021-35564 OpenJDK: Certificates with end dates too far in the future can corrupt keystore (Keytool, 8266137)
• BZ - 2015308 - CVE-2021-35586 OpenJDK: Excessive memory allocation in BMPImageReader (ImageIO, 8267735)
• BZ - 2015311 - CVE-2021-35603 OpenJDK: Non-constant comparison during TLS handshakes (JSSE, 8269618)
• BZ - 2015648 - CVE-2021-35550 OpenJDK: Weak ciphers preferred over stronger ones for TLS (JSSE, 8264210)
• BZ - 2015653 - CVE-2021-35578 OpenJDK: Unexpected exception raised during TLS handshake (JSSE, 8267729)
• BZ - 2015658 - CVE-2021-35567 OpenJDK: Incorrect principal selection when using Kerberos Constrained Delegation (Libraries, 8266689)

CVEs

• CVE-2021-35550
• CVE-2021-35556
• CVE-2021-35559
• CVE-2021-35561
• CVE-2021-35564
• CVE-2021-35565
• CVE-2021-35567
• CVE-2021-35578
• CVE-2021-35586
• CVE-2021-35603

References

• https://access.redhat.com/security/updates/classification/#important