Memory leak in the vrend_create_vertex_elements_state function in vrend_renderer.c in virglrenderer allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRGL_OBJECT_VERTEX_ELEMENTS commands.
https://security.gentoo.org/glsa/201707-06
https://cgit.freedesktop.org/virglrenderer/commit/?id=737c3350850ca4dbc5633b3bdb4118176ce59920
https://bugzilla.redhat.com/show_bug.cgi?id=1427472