RHSA-2013:0273: Critical: java-1.6.0-openjdk security update
These packages provide the OpenJDK 6 Java Runtime Environment and theOpenJDK 6 Software Development Kit.An improper permission check issue was discovered in the JMX component inOpenJDK. An untrusted Java application or applet could use this flaw tobypass Java sandbox restrictions. (CVE-2013-1486)It was discovered that OpenJDK leaked timing information when decryptingTLS/SSL protocol encrypted records when CBC-mode cipher suites were used.A remote attacker could possibly use this flaw to retrieve plain text fromthe encrypted packets by using a TLS/SSL server as a padding oracle.(CVE-2013-0169)Note: If the web browser plug-in provided by the icedtea-web package wasinstalled, CVE-2013-1486 could have been exploited without user interactionif a user visited a malicious website.This erratum also upgrades the OpenJDK package to IcedTea6 1.11.8. Refer tothe NEWS file, linked to in the References, for further information.All users of java-1.6.0-openjdk are advised to upgrade to these updatedpackages, which resolve these issues. All running instances of OpenJDK Javamust be restarted for the update to take effect.
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Frequently Asked Questions
What is the severity of RHSA-2013:0273?
The severity of RHSA-2013:0273 is classified as critical.
How do I fix RHSA-2013:0273?
To fix RHSA-2013:0273, you should update to the fixed version of OpenJDK 6 as specified in the advisory.
What systems are affected by RHSA-2013:0273?
RHSA-2013:0273 affects systems running vulnerable versions of OpenJDK 6 packages.
What kind of vulnerability is associated with RHSA-2013:0273?
RHSA-2013:0273 is associated with an improper permission check in the JMX component of OpenJDK.
Can an untrusted Java application exploit RHSA-2013:0273?
Yes, an untrusted Java application could exploit RHSA-2013:0273 to bypass the Java sandbox.