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Red Hat: RHSA-2020-1515-01 Important: OpenJDK Java Security Update

red hat
Calendar Grey April 22, 2020
Dist Redhat Esm H88
Oracle's JDK security patch is classified as Essential, tackling significant flaws and potential threats.
An update for java-1.8.0-openjdk is now available for Red Hat Enterprise Linux 8

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: Incorrect bounds checks in NIO Buffers (Libraries, 8234841) (CVE-2020-2803)
* OpenJDK: Incorrect type checks in MethodType.readObject() (Libraries, 8235274) (CVE-2020-2805)
* OpenJDK: Unexpected exceptions raised by DOMKeyInfoFactory and DOMXMLSignatureFactory (Security, 8231415) (CVE-2020-2773)
* OpenJDK: Re-use of single TLS session for new connections (JSSE, 8234408) (CVE-2020-2781)
* OpenJDK: CRLF injection into HTTP headers in HttpServer (Lightweight HTTP Server, 8234825) (CVE-2020-2800)
* OpenJDK: Regular expression DoS in Scanner (Concurrency, 8236201) (CVE-2020-2830)
* OpenJDK: Misplaced regular expression syntax error check in RegExpScanner (Scripting, 8223898) (CVE-2020-2754)
* OpenJDK: Incorrect handling of empty string nodes in regular expression Parser (Scripting, 8223904) (CVE-2020-2755)
* OpenJDK: Incorrect handling of references to uninitialized class descriptors during deserialization (Serialization, 8224541) (CVE-2020-2756)
* OpenJDK: Uncaught InstantiationError exception in ObjectStreamClass (Serialization, 8224549) (CVE-2020-2757)
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.

Topics%20covered

Topics Covered

security advisory Red Hat security impact important update Java security java-1.8.0-openjdk

References

https://access.redhat.com/security/cve/CVE-2020-2754 https://access.redhat.com/security/cve/CVE-2020-2755 https://access.redhat.com/security/cve/CVE-2020-2756 https://access.redhat.com/security/cve/CVE-2020-2757 https://access.redhat.com/security/cve/CVE-2020-2773 https://access.redhat.com/security/cve/CVE-2020-2781 https://access.redhat.com/security/cve/CVE-2020-2800 https://access.redhat.com/security/cve/CVE-2020-2803 https://access.redhat.com/security/cve/CVE-2020-2805 https://access.redhat.com/security/cve/CVE-2020-2830 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: java-1.8.0-openjdk-1.8.0.252.b09-2.el8_1.src.rpm
aarch64: java-1.8.0-openjdk-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-accessibility-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-debuginfo-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-debugsource-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-demo-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-demo-debuginfo-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-demo-slowdebug-debuginfo-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-devel-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-devel-debuginfo-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-devel-slowdebug-debuginfo-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-headless-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-headless-debuginfo-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-headless-slowdebug-debuginfo-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-slowdebug-debuginfo-1.8.0.252.b09-2.el8_1.aarch64.rpm java-1.8.0-openjdk-src-1.8.0.252.b09-2.el8_1.aarch64.rpm
noarch: java-1.8.0-openjdk-javadoc-1.8.0.252.b09-2.el8_1.noarch.rpm java-1.8.0-openjdk-javadoc-zip-1.8.0.252.b09-2.el8_1.noarch.rpm
ppc64le:

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:1515-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1515
Issue date: 2020-04-22

Topic

An update for java-1.8.0-openjdk is now available for Red Hat EnterpriseLinux 8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat security impact important update Java security java-1.8.0-openjdk

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

1823199 - CVE-2020-2754 OpenJDK: Misplaced regular expression syntax error check in RegExpScanner (Scripting, 8223898)

1823200 - CVE-2020-2755 OpenJDK: Incorrect handling of empty string nodes in regular expression Parser (Scripting, 8223904)

1823215 - CVE-2020-2756 OpenJDK: Incorrect handling of references to uninitialized class descriptors during deserialization (Serialization, 8224541)

1823216 - CVE-2020-2757 OpenJDK: Uncaught InstantiationError exception in ObjectStreamClass (Serialization, 8224549)

1823224 - CVE-2020-2773 OpenJDK: Unexpected exceptions raised by DOMKeyInfoFactory and DOMXMLSignatureFactory (Security, 8231415)

1823527 - CVE-2020-2800 OpenJDK: CRLF injection into HTTP headers in HttpServer (Lightweight HTTP Server, 8234825)

1823542 - CVE-2020-2830 OpenJDK: Regular expression DoS in Scanner (Concurrency, 8236201)

1823694 - CVE-2020-2803 OpenJDK: Incorrect bounds checks in NIO Buffers (Libraries, 8234841)

1823844 - CVE-2020-2805 OpenJDK: Incorrect type checks in MethodType.readObject() (Libraries, 8235274)

1823960 - CVE-2020-2781 OpenJDK: Re-use of single TLS session for new connections (JSSE, 8234408)

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