Stack-based buffer overflow in the megasas_ctrl_get_info function in QEMU, when built with SCSI MegaRAID SAS HBA emulation support, allows local guest users to cause a denial of service (QEMU instance crash) via a crafted SCSI controller CTRL_GET_INFO command.
https://security.gentoo.org/glsa/201604-01
https://lists.gnu.org/archive/html/qemu-devel/2015-12/msg03737.html
https://bugzilla.redhat.com/show_bug.cgi?id=1284008
http://www.securityfocus.com/bid/79719