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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: java-1.7.0-openjdk security update
Advisory ID:       RHSA-2020:1508-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:1508
Issue date:        2020-04-21
CVE Names:         CVE-2020-2756 CVE-2020-2757 CVE-2020-2773 
                   CVE-2020-2781 CVE-2020-2800 CVE-2020-2803 
                   CVE-2020-2805 CVE-2020-2830 
=====================================================================

1. Summary:

An update for java-1.7.0-openjdk is now available for Red Hat Enterprise
Linux 6.

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 Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, noarch, x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - noarch, x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, noarch, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, noarch, x86_64

3. Description:

The java-1.7.0-openjdk packages provide the OpenJDK 7 Java Runtime
Environment and the OpenJDK 7 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: 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 OpenJDK Java must be restarted for this update to
take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

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)

6. Package List:

Red Hat Enterprise Linux Desktop (v. 6):

Source:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.src.rpm

i386:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-devel-1.7.0.261-2.6.22.1.el6_10.i686.rpm

x86_64:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-devel-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Desktop Optional (v. 6):

i386:
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-demo-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-src-1.7.0.261-2.6.22.1.el6_10.i686.rpm

noarch:
java-1.7.0-openjdk-javadoc-1.7.0.261-2.6.22.1.el6_10.noarch.rpm

x86_64:
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-demo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-src-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm

Red Hat Enterprise Linux HPC Node (v. 6):

Source:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.src.rpm

x86_64:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-devel-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm

Red Hat Enterprise Linux HPC Node Optional (v. 6):

noarch:
java-1.7.0-openjdk-javadoc-1.7.0.261-2.6.22.1.el6_10.noarch.rpm

x86_64:
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-demo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-src-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Server (v. 6):

Source:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.src.rpm

i386:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-devel-1.7.0.261-2.6.22.1.el6_10.i686.rpm

x86_64:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-devel-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 6):

i386:
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-demo-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-src-1.7.0.261-2.6.22.1.el6_10.i686.rpm

noarch:
java-1.7.0-openjdk-javadoc-1.7.0.261-2.6.22.1.el6_10.noarch.rpm

x86_64:
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-demo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-src-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.src.rpm

i386:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-devel-1.7.0.261-2.6.22.1.el6_10.i686.rpm

x86_64:
java-1.7.0-openjdk-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-devel-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 6):

i386:
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-demo-1.7.0.261-2.6.22.1.el6_10.i686.rpm
java-1.7.0-openjdk-src-1.7.0.261-2.6.22.1.el6_10.i686.rpm

noarch:
java-1.7.0-openjdk-javadoc-1.7.0.261-2.6.22.1.el6_10.noarch.rpm

x86_64:
java-1.7.0-openjdk-debuginfo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-demo-1.7.0.261-2.6.22.1.el6_10.x86_64.rpm
java-1.7.0-openjdk-src-1.7.0.261-2.6.22.1.el6_10.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-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

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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