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RedHat: RHSA-2020-4350-01 Moderate: OpenJDK Security Fixes

red hat
Calendar Grey October 26, 2020
Dist Redhat Esm H88
JDK-1.8.0-openjdk security patch classified as moderate is now released with several enhancements. Upgrade to improve security and efficiency.
An update for java-1.8.0-openjdk is now available for Red Hat Enterprise Linux 7

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.

Summary

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: Credentials sent over unencrypted LDAP connection (JNDI, 8237990) (CVE-2020-14781)
* OpenJDK: Certificate blacklist bypass via alternate certificate encodings (Libraries, 8237995) (CVE-2020-14782)
* OpenJDK: Integer overflow leading to out-of-bounds access (Hotspot, 8241114) (CVE-2020-14792)
* OpenJDK: Incomplete check for invalid characters in URI to path conversion (Libraries, 8242685) (CVE-2020-14797)
* OpenJDK: Race condition in NIO Buffer boundary checks (Libraries, 8244136) (CVE-2020-14803)
* OpenJDK: High memory usage during deserialization of Proxy class with many interfaces (Serialization, 8236862) (CVE-2020-14779)
* OpenJDK: Missing permission check in path to URI conversion (Libraries, 8242680) (CVE-2020-14796)
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):
* JDK-8215727: Restore JFR thread sampler loop to old / previous behavior (BZ#1889532)

Topics%20covered

Topics Covered

security advisory security issue bug fix Red Hat Enterprise Linux Moderate Java update OpenJDK

References

https://access.redhat.com/security/cve/CVE-2020-14779 https://access.redhat.com/security/cve/CVE-2020-14781 https://access.redhat.com/security/cve/CVE-2020-14782 https://access.redhat.com/security/cve/CVE-2020-14792 https://access.redhat.com/security/cve/CVE-2020-14796 https://access.redhat.com/security/cve/CVE-2020-14797 https://access.redhat.com/security/cve/CVE-2020-14803 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: java-1.8.0-openjdk-1.8.0.272.b10-1.el7_9.src.rpm
x86_64: java-1.8.0-openjdk-1.8.0.272.b10-1.el7_9.i686.rpm java-1.8.0-openjdk-1.8.0.272.b10-1.el7_9.x86_64.rpm java-1.8.0-openjdk-debuginfo-1.8.0.272.b10-1.el7_9.i686.rpm java-1.8.0-openjdk-debuginfo-1.8.0.272.b10-1.el7_9.x86_64.rpm java-1.8.0-openjdk-headless-1.8.0.272.b10-1.el7_9.i686.rpm java-1.8.0-openjdk-headless-1.8.0.272.b10-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
noarch: java-1.8.0-openjdk-javadoc-1.8.0.272.b10-1.el7_9.noarch.rpm java-1.8.0-openjdk-javadoc-zip-1.8.0.272.b10-1.el7_9.noarch.rpm
x86_64: java-1.8.0-openjdk-accessibility-1.8.0.272.b10-1.el7_9.i686.rpm java-1.8.0-openjdk-accessibility-1.8.0.272.b10-1.el7_9.x86_64.rpm java-1.8.0-openjdk-debuginfo-1.8.0.272.b10-1.el7_9.i686.rpm java-1.8.0-openjdk-debuginfo-1.8.0.272.b10-1.el7_9.x86_64.rpm java-1.8.0-openjdk-demo-1.8.0.272.b10-1.el7_9.i686.rpm java-1.8.0-openjdk-demo-1.8.0.272.b10-1.el7_9.x86_64.rpm java-1.8.0-openjdk-devel-1.8.0.272.b10-1.el7_9.i686.rpm java-1.8.0-openjdk-devel-1.8.0.272.b10-1.el7_9.x86_64.rpm java-1.8.0-openjdk-src-1.8.0.272.b10-1.el7_9.i686.rpm java-1.8.0-openjdk-src-1.8.0.272.b10-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:4350-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4350
Issue date: 2020-10-26

Topic

An update for java-1.8.0-openjdk is now available for Red Hat EnterpriseLinux 7.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue bug fix Red Hat Enterprise Linux Moderate Java update OpenJDK

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - noarch, x86_64

Bugs Fixed

1889271 - CVE-2020-14779 OpenJDK: High memory usage during deserialization of Proxy class with many interfaces (Serialization, 8236862)

1889274 - CVE-2020-14781 OpenJDK: Credentials sent over unencrypted LDAP connection (JNDI, 8237990)

1889280 - CVE-2020-14792 OpenJDK: Integer overflow leading to out-of-bounds access (Hotspot, 8241114)

1889290 - CVE-2020-14782 OpenJDK: Certificate blacklist bypass via alternate certificate encodings (Libraries, 8237995)

1889532 - JDK-8215727: Restore JFR thread sampler loop to old / previous behavior

1889697 - CVE-2020-14796 OpenJDK: Missing permission check in path to URI conversion (Libraries, 8242680)

1889717 - CVE-2020-14797 OpenJDK: Incomplete check for invalid characters in URI to path conversion (Libraries, 8242685)

1889895 - CVE-2020-14803 OpenJDK: Race condition in NIO Buffer boundary checks (Libraries, 8244136)

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