Race condition in hawtjni-runtime/src/main/java/org/fusesource/hawtjni/runtime/Library.java in HawtJNI before 1.8, when a custom library path is not specified, allows local users to execute arbitrary Java code by overwriting a temporary JAR file with a predictable name in /tmp.
https://github.com/jruby/jruby/issues/732
https://github.com/jline/jline2/issues/85
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-2035
http://www.securitytracker.com/id/1029431
http://secunia.com/advisories/57915
http://secunia.com/advisories/54108
http://secunia.com/advisories/53415
http://rhn.redhat.com/errata/RHSA-2015-0034.html
http://rhn.redhat.com/errata/RHSA-2014-0400.html
http://rhn.redhat.com/errata/RHSA-2014-0254.html
http://rhn.redhat.com/errata/RHSA-2014-0245.html
http://rhn.redhat.com/errata/RHSA-2014-0029.html
http://rhn.redhat.com/errata/RHSA-2013-1786.html
http://rhn.redhat.com/errata/RHSA-2013-1785.html