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Red Hat Enterprise Linux 8: Important Java-11-OpenJDK Security Update

red hat
Calendar Grey April 22, 2020
Dist Redhat Esm H88
Urgent Red Hat notice regarding java-11-openjdk implementing crucial security patches and system enhancements.
An update for java-11-openjdk is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

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-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 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: Application data accepted before TLS handshake completion (JSSE, 8235691) (CVE-2020-2816)
* OpenJDK: Incorrect handling of Certificate messages during TLS handshake (JSSE, 8232581) (CVE-2020-2767)
* OpenJDK: Unexpected exceptions raised by DOMKeyInfoFactory and DOMXMLSignatureFactory (Security, 8231415) (CVE-2020-2773)
* OpenJDK: Incomplete enforcement of algorithm restrictions for TLS (JSSE, 8232424) (CVE-2020-2778)
* 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 fix important TLS java-11-openjdk application data

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-2020-2767 https://access.redhat.com/security/cve/CVE-2020-2773 https://access.redhat.com/security/cve/CVE-2020-2778 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-2020-2816 https://access.redhat.com/security/cve/CVE-2020-2830 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream E4S (v. 8.0):
Source: java-11-openjdk-11.0.7.10-1.el8_0.src.rpm
aarch64: java-11-openjdk-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-debuginfo-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-debugsource-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-demo-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-devel-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-devel-debuginfo-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-devel-slowdebug-debuginfo-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-headless-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-headless-debuginfo-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-headless-slowdebug-debuginfo-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-javadoc-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-javadoc-zip-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-jmods-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-slowdebug-debuginfo-11.0.7.10-1.el8_0.aarch64.rpm java-11-openjdk-src-11.0.7.10-1.el8_0.aarch64.rpm
ppc64le: java-11-openjdk-11.0.7.10-1.el8_0.ppc64le.rpm java-11-openjdk-debuginfo-11.0.7.10-1.el8_0.ppc64le.rpm java-11-openjdk-debugsource-11.0.7.10-1.el8_0.ppc64le.rpm java-11-openjdk-demo-11.0.7.10-1.el8_0.ppc64le.rpm java-11-openjdk-devel-11.0.7.10-1.el8_0.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:1517-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1517
Issue date: 2020-04-22

Topic

An update for java-11-openjdk is now available for Red Hat Enterprise Linux8.0 Update Services for SAP Solutions.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 fix important TLS java-11-openjdk application data

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream E4S (v. 8.0) - aarch64, 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)

1823853 - CVE-2020-2816 OpenJDK: Application data accepted before TLS handshake completion (JSSE, 8235691)

1823879 - CVE-2020-2778 OpenJDK: Incomplete enforcement of algorithm restrictions for TLS (JSSE, 8232424)

1823947 - CVE-2020-2767 OpenJDK: Incorrect handling of Certificate messages during TLS handshake (JSSE, 8232581)

Read the Full Advisory

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