An out-of-bounds read in the vrend_blit_need_swizzle function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via VIRGL_CCMD_BLIT commands. CREATE(Triage):(User=admin) [CVE-2019-18390|https://nvd.nist.gov/vuln/detail/CVE-2019-18390]