RHSA-2014:0027: Important: java-1.7.0-openjdk security update
These packages provide the OpenJDK 7 Java Runtime Environment and theOpenJDK 7 Software Development Kit.An input validation flaw was discovered in the font layout engine in the 2Dcomponent. A specially crafted font file could trigger Java Virtual Machinememory corruption when processed. An untrusted Java application or appletcould possibly use this flaw to bypass Java sandbox restrictions.(CVE-2013-5907)Multiple improper permission check issues were discovered in the CORBA,JNDI, and Libraries components in OpenJDK. An untrusted Java application orapplet could use these flaws to bypass Java sandbox restrictions.(CVE-2014-0428, CVE-2014-0422, CVE-2013-5893)Multiple improper permission check issues were discovered in theServiceability, Security, CORBA, JAAS, JAXP, and Networking components inOpenJDK. An untrusted Java application or applet could use these flaws tobypass certain Java sandbox restrictions. (CVE-2014-0373, CVE-2013-5878,CVE-2013-5910, CVE-2013-5896, CVE-2013-5884, CVE-2014-0416, CVE-2014-0376,CVE-2014-0368)It was discovered that the Beans component did not restrict processing ofXML external entities. This flaw could cause a Java application using Beansto leak sensitive information, or affect application availability.(CVE-2014-0423)It was discovered that the JSSE component could leak timing informationduring the TLS/SSL handshake. This could possibly lead to disclosure ofinformation about the used encryption keys. (CVE-2014-0411)All users of java-1.7.0-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.
Affected Software
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Event History
Frequently Asked Questions
What is the severity of RHSA-2014:0027?
The severity of RHSA-2014:0027 is classified as critical due to a significant input validation flaw that could lead to memory corruption.
How do I fix RHSA-2014:0027?
To resolve RHSA-2014:0027, update to the fixed packages provided, specifically version 1.7.0-openjdk-1.7.0.51-2.4.4.1.el5_10.
What software is affected by RHSA-2014:0027?
RHSA-2014:0027 affects various OpenJDK 7 packages, including runtime, development, demo, and debuginfo packages.
Is there a patch available for RHSA-2014:0027?
Yes, a patch is available and can be applied by updating to the recommended OpenJDK 7 package versions.
How can I determine if my system is vulnerable to RHSA-2014:0027?
You can check if your system is vulnerable by verifying the installed version of the OpenJDK packages against the affected versions outlined in the advisory.