This update for rubygem-actionpack-4_2 fixes the following issues:
- CVE-2016-0751: Object Leak DoS (bsc#963331)
- CVE-2015-7581: unbounded memory growth DoS via wildcard controller routes (bsc#963335)
- CVE-2016-0752: directory traversal and information leak in Action View (bsc#963332)
- CVE-2015-7576: Timing attack vulnerability in basic authentication in Action Controller (bsc#963329)