CVE-2011-1750: Qemu

High severity, CVSS 7.4. EPSS: 0.7% chance of exploitation in the next 30 days.

Multiple heap-based buffer overflows in the virtio-blk driver (hw/virtio-blk.c) in qemu-kvm 0.14.0 allow local guest users to cause a denial of service (guest crash) and possibly gain privileges via a (1) write request to the virtio_blk_handle_write function or (2) read request to the virtio_blk_handle_read function that is not properly aligned.

Affected products

• Qemu Qemu: version 0.14.0 only

Published 2012-06-21. Last modified 2026-06-16.