RHSA-2011:0210 - Security Advisory

Topic

Updated jbossweb packages that fix one security issue are now available for
JBoss Enterprise Application Platform 4.2, 4.3, and 5.1, for Red Hat
Enterprise Linux 4 and 5.

The Red Hat Security Response Team has rated this update as having
important security impact. A Common Vulnerability Scoring System (CVSS)
base score, which gives a detailed severity rating, is available from the
CVE link in the References section.

Description

JBoss Web Server is the web container, based on Apache Tomcat, in JBoss
Enterprise Application Platform. It provides a single deployment platform
for the JavaServer Pages (JSP) and Java Servlet technologies.

A denial of service flaw was found in the way certain strings were
converted to Double objects. A remote attacker could use this flaw to cause
JBoss Web Server to hang via a specially-crafted HTTP request.
(CVE-2010-4476)

Users of JBoss Web Server should upgrade to these updated packages, which
contain a backported patch to correct this issue. The JBoss server process
must be restarted for this update to take effect.

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
http://kbase.redhat.com/faq/docs/DOC-11259

Affected Products

• JBoss Enterprise Application Platform 5 for RHEL 5 x86_64
• JBoss Enterprise Application Platform 5 for RHEL 5 i386
• JBoss Enterprise Application Platform 4.3.0 x86_64
• JBoss Enterprise Application Platform 4.3.0 i386

Fixes

• BZ - 674336 - CVE-2010-4476 JDK Double.parseDouble Denial-Of-Service

CVEs

• CVE-2010-4476

References

• https://access.redhat.com/security/updates/classification/#important