CVE-2017-5857: Qemu

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

Memory leak in the virgl_cmd_resource_unref function in hw/display/virtio-gpu-3d.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (host memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_UNREF commands sent without detaching the backing storage beforehand.

Affected products

• Qemu Qemu: up to and including 2.8.1.1

Published 2017-03-16. Last modified 2026-06-17.