CVE-2016-9846: Qemu

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

QEMU (aka Quick Emulator) built with the Virtio GPU Device emulator support is vulnerable to a memory leakage issue. It could occur while updating the cursor data in update_cursor_data_virgl. A guest user/process could use this flaw to leak host memory bytes, resulting in DoS for a host.

Affected products

• Qemu Qemu: up to and including 2.7.1; version 2.8.0 only

Published 2016-12-29. Last modified 2026-06-17.