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Category:   Application (Generic)  >   Java Runtime Environment (JRE) Vendors:   IBM
(Red Hat Issues Fix) IBM Runtimes for Java Technology Class File Parser Bug Lets Remote Authenticated Users Deny Service
SecurityTracker Alert ID:  1026014
SecurityTracker URL:  http://securitytracker.com/id/1026014
CVE Reference:   CVE-2011-0311   (Links to External Site)
Date:  Sep 7 2011
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): IBM Runtimes for Java Technology 5.0, 6.0
Description:   A vulnerability was reported in IBM Runtimes for Java Technology. A remote authenticated user can cause denial of service conditions.

A remote authenticated user can create a specially crafted class file containing an invalid attribute length field that, when executed, will cause a segmentation fault.
Impact:   A remote authenticated user can cause denial of service conditions.
Solution:   Red Hat has issued a fix for java-1.4.2-ibm-sap.

The Red Hat advisory is available at:

https://rhn.redhat.com/errata/RHSA-2011-1265.html
Vendor URL:  www-01.ibm.com/support/docview.wss?uid=swg1IZ89602 (Links to External Site)
Cause:   Access control error
Underlying OS:   Linux (Red Hat Enterprise)

Message History:   This archive entry is a follow-up to the message listed below.
Jun 15 2011 IBM Runtimes for Java Technology Class File Parser Bug Lets Remote Authenticated Users Deny Service


 Source Message Contents
Date:  Tue, 6 Sep 2011 22:33:38 +0000
Subject:  [RHSA-2011:1265-01] Moderate: java-1.4.2-ibm-sap security update

-----BEGIN PGP SIGNED MESSAGE-----
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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Moderate: java-1.4.2-ibm-sap security update
Advisory ID:       RHSA-2011:1265-01
Product:           RHEL for SAP
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2011-1265.html
Issue date:        2011-09-06
CVE Names:         CVE-2011-0311 CVE-2011-0802 CVE-2011-0814 
                   CVE-2011-0862 CVE-2011-0865 CVE-2011-0867 
                   CVE-2011-0871 
=====================================================================

1. Summary:

Updated java-1.4.2-ibm-sap packages that fix several security issues are
now available for Red Hat Enterprise Linux 4, 5 and 6 for SAP.

The Red Hat Security Response Team has rated this update as having moderate
security impact. Common Vulnerability Scoring System (CVSS) base scores,
which give detailed severity ratings, are available for each vulnerability
from the CVE links in the References section.

2. Relevant releases/architectures:

RHEL 4 AS for SAP - x86_64
RHEL 5 Server for SAP - x86_64
Red Hat Enterprise Linux SAP (v. 6) - x86_64

3. Description:

The IBM 1.4.2 SR13-FP10 Java release includes the IBM Java 1.4.2 Runtime
Environment and the IBM Java 1.4.2 Software Development Kit.

This update fixes several vulnerabilities in the IBM Java 1.4.2 Runtime
Environment and the IBM Java 1.4.2 Software Development Kit. Detailed
vulnerability descriptions are linked from the IBM "Security alerts" page,
listed in the References section. (CVE-2011-0311, CVE-2011-0802,
CVE-2011-0814, CVE-2011-0862, CVE-2011-0865, CVE-2011-0867, CVE-2011-0871)

Note: The RHSA-2011:0870 java-1.4.2-ibm-sap update did not, unlike the
erratum text stated, provide a complete fix for the CVE-2011-0311 issue.

All users of java-1.4.2-ibm-sap are advised to upgrade to these updated
packages, which contain the IBM 1.4.2 SR13-FP10 Java release. All running
instances of IBM Java must be restarted for this update to take effect.

4. Solution:

Before applying this update, make sure all previously-released errata
relevant to your system have been applied.

This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/kb/docs/DOC-11259

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

702349 - CVE-2011-0311 IBM JDK Class file parsing denial-of-service
706106 - CVE-2011-0865 OpenJDK: Deserialization allows creation of mutable SignedObject (Deserialization, 6618658)
706139 - CVE-2011-0862 OpenJDK: integer overflows in JPEGImageReader and font SunLayoutEngine (2D, 7013519)
706153 - CVE-2011-0867 OpenJDK: NetworkInterface information leak (Networking, 7013969)
706248 - CVE-2011-0871 OpenJDK: MediaTracker created Component instances with unnecessary privileges (Swing, 7020198)
711677 - CVE-2011-0802 CVE-2011-0814 Oracle/IBM JDK: unspecified vulnerabilities fixed in 6u26 (Sound)

6. Package List:

RHEL 4 AS for SAP:

x86_64:
java-1.4.2-ibm-sap-1.4.2.13.10.sap-1jpp.1.el4_8.x86_64.rpm
java-1.4.2-ibm-sap-demo-1.4.2.13.10.sap-1jpp.1.el4_8.x86_64.rpm
java-1.4.2-ibm-sap-devel-1.4.2.13.10.sap-1jpp.1.el4_8.x86_64.rpm
java-1.4.2-ibm-sap-javacomm-1.4.2.13.10.sap-1jpp.1.el4_8.x86_64.rpm
java-1.4.2-ibm-sap-src-1.4.2.13.10.sap-1jpp.1.el4_8.x86_64.rpm

RHEL 5 Server for SAP:

x86_64:
java-1.4.2-ibm-sap-1.4.2.13.10.sap-1jpp.1.el5.x86_64.rpm
java-1.4.2-ibm-sap-demo-1.4.2.13.10.sap-1jpp.1.el5.x86_64.rpm
java-1.4.2-ibm-sap-devel-1.4.2.13.10.sap-1jpp.1.el5.x86_64.rpm
java-1.4.2-ibm-sap-javacomm-1.4.2.13.10.sap-1jpp.1.el5.x86_64.rpm
java-1.4.2-ibm-sap-src-1.4.2.13.10.sap-1jpp.1.el5.x86_64.rpm

Red Hat Enterprise Linux SAP (v. 6):

x86_64:
java-1.4.2-ibm-sap-1.4.2.13.10.sap-1jpp.1.el6.x86_64.rpm
java-1.4.2-ibm-sap-devel-1.4.2.13.10.sap-1jpp.1.el6.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/#package

7. References:

https://www.redhat.com/security/data/cve/CVE-2011-0311.html
https://www.redhat.com/security/data/cve/CVE-2011-0802.html
https://www.redhat.com/security/data/cve/CVE-2011-0814.html
https://www.redhat.com/security/data/cve/CVE-2011-0862.html
https://www.redhat.com/security/data/cve/CVE-2011-0865.html
https://www.redhat.com/security/data/cve/CVE-2011-0867.html
https://www.redhat.com/security/data/cve/CVE-2011-0871.html
https://access.redhat.com/security/updates/classification/#moderate
http://www.ibm.com/developerworks/java/jdk/alerts/

8. Contact:

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

Copyright 2011 Red Hat, Inc.
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