A denial of service flaw was found in the way the JRE processes XML. A remote attacker could use this flaw to supply crafted XML that would lead to a denial of service.
This issue is mentioned in the "New Features and Changes" section of the Oracle JDK 7u45 release notes: http://www.oracle.com/technetwork/java/javase/7u45-relnotes-2016950.html#newft JAXP Changes Starting from JDK 7u45, the following new processing limits are added to the JAXP FEATURE_SECURE_PROCESSING feature. totalEntitySizeLimit maxGeneralEntitySizeLimit maxParameterEntitySizeLimit For more information, see the new Processing Limits lesson in the JAXP Tutorial. More details on the new limits in the mentioned JAXP tutorial: http://docs.oracle.com/javase/tutorial/jaxp/limits/index.html
Fixed in Oracle Java SE 7u45 and 6u65. OpenJDK upstream commit: http://hg.openjdk.java.net/jdk7u/jdk7u/jaxp/rev/7b1609dc89e7 and a follow up fix: http://hg.openjdk.java.net/jdk7u/jdk7u/jaxp/rev/ae46ee9bbea0
External References: http://www.oracle.com/technetwork/topics/security/cpuoct2013-1899837.html
This issue has been addressed in following products: Supplementary for Red Hat Enterprise Linux 6 Supplementary for Red Hat Enterprise Linux 5 Via RHSA-2013:1440 https://rhn.redhat.com/errata/RHSA-2013-1440.html
This issue has been addressed in following products: Red Hat Enterprise Linux 5 Via RHSA-2013:1447 https://rhn.redhat.com/errata/RHSA-2013-1447.html
This issue has been addressed in following products: Red Hat Enterprise Linux 6 Via RHSA-2013:1451 https://rhn.redhat.com/errata/RHSA-2013-1451.html
This issue has been addressed in following products: Red Hat Enterprise Linux 5 Red Hat Enterprise Linux 6 Via RHSA-2013:1505 https://rhn.redhat.com/errata/RHSA-2013-1505.html
This issue has been addressed in following products: Supplementary for Red Hat Enterprise Linux 6 Supplementary for Red Hat Enterprise Linux 5 Via RHSA-2013:1509 https://rhn.redhat.com/errata/RHSA-2013-1509.html
This issue has been addressed in following products: Supplementary for Red Hat Enterprise Linux 5 Supplementary for Red Hat Enterprise Linux 6 Via RHSA-2013:1508 https://rhn.redhat.com/errata/RHSA-2013-1508.html
This issue has been addressed in following products: Supplementary for Red Hat Enterprise Linux 5 Supplementary for Red Hat Enterprise Linux 6 Via RHSA-2013:1507 https://rhn.redhat.com/errata/RHSA-2013-1507.html
This issue has been addressed in following products: Red Hat Network Satellite Server v 5.4 Red Hat Network Satellite Server v 5.5 Red Hat Satellite Server v 5.6 Via RHSA-2013:1793 https://rhn.redhat.com/errata/RHSA-2013-1793.html
Fixed in IcedTea7 2.4.3 and IcedTea6 1.11.14 and 1.12.7: http://mail.openjdk.java.net/pipermail/distro-pkg-dev/2013-October/025087.html http://mail.openjdk.java.net/pipermail/distro-pkg-dev/2013-November/025278.html http://mail.openjdk.java.net/pipermail/distro-pkg-dev/2013-November/025328.html
This issue has been addressed in following products: Oracle Java for Red Hat Enterprise Linux 6 Oracle Java for Red Hat Enterprise Linux 5 Via RHSA-2014:0414 https://rhn.redhat.com/errata/RHSA-2014-0414.html