Important CentOS jakarta-commons-collections Security Update
|jakarta-commons-collections-3.2.1-3.5.el6_7.noarch.rpm, jakarta-commons-collections-3.2.1-3.5.el6_7.src.rpm, jakarta-commons-collections-javadoc-3.2.1-3.5.el6_7.noarch.rpm, jakarta-commons-collections-testframework-3.2.1-3.5.el6_7.noarch.rpm, jakarta-commons-collections-testframework-javadoc-3.2.1-3.5.el6_7.noarch.rpm, jakarta-commons-collections-tomcat5-3.2.1-3.5.el6_7.noarch.rpm|
Updated jakarta-commons-collections packages that fix one security issue
are now available for Red Hat Enterprise Linux 6.
Red Hat Product Security 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
The Jakarta/Apache Commons Collections library provides new interfaces,
implementations, and utilities to extend the features of the Java
It was found that the Apache commons-collections library permitted code
execution when deserializing objects involving a specially constructed
chain of classes. A remote attacker could use this flaw to execute
arbitrary code with the permissions of the application using the
commons-collections library. (CVE-2015-7501)
With this update, deserialization of certain classes in the
commons-collections library is no longer allowed. Applications that require
those classes to be deserialized can use the system property
"org.apache.commons.collections.enableUnsafeSerialization" to re-enable
Further information about this security flaw may be found at:
All users of jakarta-commons-collections are advised to upgrade to these
updated packages, which contain a backported patch to correct this issue.
All running applications using the commons-collections library must be
restarted for the update to take effect.
Please see https://www.redhat.com/footer/terms-of-use.html
Am I vulnerable?
The constraints below list the versions that this vulnerability is patched in, and versions that are unaffected. If a patch is ready but unrealeased, then it is pending.
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Affected package information