This update for grub2 provides the following fixes:
A security issues with a bufferoverflow when reading username and password
was fixed (bsc#956631, CVE-2015-8370)
Bugs fixed:
- Expand list of grub.cfg search path in PV Xen guests for systems
installed on btrfs snapshots. (bsc#946148, bsc#952539)
- Add grub.xen config searching path on boot partition. (bsc#884828)
- Add linux16 and initrd16 to grub.xen. (bsc#884830)