Red Hat Security Advisory
Synopsis: Important: java-1.7.0-openjdk security update
Advisory ID: RHSA-2012:1223-01
Product: Red Hat Enterprise Linux
Advisory URL: https://rhn.redhat.com/errata/RHSA-2012-1223.html
Issue date: 2012-09-03
CVE Names: CVE-2012-0547 CVE-2012-1682 CVE-2012-3136
Updated java-1.7.0-openjdk packages that fix several security issues are
now available for Red Hat Enterprise Linux 6.
The Red Hat Security Response Team has rated this update as having
important 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:
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 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
These packages provide the OpenJDK 7 Java Runtime Environment and the
OpenJDK 7 Software Development Kit.
Multiple improper permission check issues were discovered in the Beans
component in OpenJDK. An untrusted Java application or applet could use
these flaws to bypass Java sandbox restrictions. (CVE-2012-4681,
A hardening fix was applied to the AWT component in OpenJDK, removing
functionality from the restricted SunToolkit class that was used in
combination with other flaws to bypass Java sandbox restrictions.
All users of java-1.7.0-openjdk are advised to upgrade to these updated
packages, which resolve these issues. All running instances of OpenJDK Java
must be restarted for the update to take effect.
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