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Red Hat Security Advisory
Synopsis: Important: java-1.8.0-ibm security update
Advisory ID: RHSA-2020:2241-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2241
Issue date: 2020-05-20
CVE Names: CVE-2019-2949 CVE-2020-2654 CVE-2020-2754
CVE-2020-2755 CVE-2020-2756 CVE-2020-2757
CVE-2020-2781 CVE-2020-2800 CVE-2020-2803
CVE-2020-2805 CVE-2020-2830
====================================================================
1. Summary:
An update for java-1.8.0-ibm is now available for Red Hat
Enterprise Linux
8.
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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux 8 Supplementary - ppc64le, s390x, x86_64
3. Description:
IBM Java SE version 8 includes the IBM Java Runtime Environment
and the IBM
Java Software Development Kit.
This update upgrades IBM Java SE 8 to version 8 SR6-FP10.
Security Fix(es):
* OpenJDK: Improper handling of Kerberos proxy credentials
(Kerberos,
8220302) (CVE-2019-2949)
* 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: Excessive memory usage in OID processing in X.509
certificate
parsing (Libraries, 8234037) (CVE-2020-2654)
* 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.
4. 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 IBM Java must be restarted for this
update to take
effect.
5. Bugs fixed (https://bugzilla.redhat.com/):
1761594 - CVE-2019-2949 OpenJDK: Improper handling of Kerberos
proxy credentials (Kerberos, 8220302)
1791217 - CVE-2020-2654 OpenJDK: Excessive memory usage in OID
processing in X.509 certificate parsing (Libraries, 8234037)
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)
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)
6. Package List:
Red Hat Enterprise Linux 8 Supplementary:
ppc64le:
java-1.8.0-ibm-1.8.0.6.10-1.el8_2.ppc64le.rpm
java-1.8.0-ibm-demo-1.8.0.6.10-1.el8_2.ppc64le.rpm
java-1.8.0-ibm-devel-1.8.0.6.10-1.el8_2.ppc64le.rpm
java-1.8.0-ibm-headless-1.8.0.6.10-1.el8_2.ppc64le.rpm
java-1.8.0-ibm-jdbc-1.8.0.6.10-1.el8_2.ppc64le.rpm
java-1.8.0-ibm-plugin-1.8.0.6.10-1.el8_2.ppc64le.rpm
java-1.8.0-ibm-src-1.8.0.6.10-1.el8_2.ppc64le.rpm
java-1.8.0-ibm-webstart-1.8.0.6.10-1.el8_2.ppc64le.rpm
s390x:
java-1.8.0-ibm-1.8.0.6.10-1.el8_2.s390x.rpm
java-1.8.0-ibm-demo-1.8.0.6.10-1.el8_2.s390x.rpm
java-1.8.0-ibm-devel-1.8.0.6.10-1.el8_2.s390x.rpm
java-1.8.0-ibm-headless-1.8.0.6.10-1.el8_2.s390x.rpm
java-1.8.0-ibm-jdbc-1.8.0.6.10-1.el8_2.s390x.rpm
java-1.8.0-ibm-src-1.8.0.6.10-1.el8_2.s390x.rpm
x86_64:
java-1.8.0-ibm-1.8.0.6.10-1.el8_2.x86_64.rpm
java-1.8.0-ibm-demo-1.8.0.6.10-1.el8_2.x86_64.rpm
java-1.8.0-ibm-devel-1.8.0.6.10-1.el8_2.x86_64.rpm
java-1.8.0-ibm-headless-1.8.0.6.10-1.el8_2.x86_64.rpm
java-1.8.0-ibm-jdbc-1.8.0.6.10-1.el8_2.x86_64.rpm
java-1.8.0-ibm-plugin-1.8.0.6.10-1.el8_2.x86_64.rpm
java-1.8.0-ibm-src-1.8.0.6.10-1.el8_2.x86_64.rpm
java-1.8.0-ibm-webstart-1.8.0.6.10-1.el8_2.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key
and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2019-2949
https://access.redhat.com/security/cve/CVE-2020-2654
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-2020-2781
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
8. Contact:
The Red Hat security contact is <
details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc.
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