CVE-2011-1750 Memory corruption in n/a

High 7.4 Published 21 Jun 2012 Updated 6 Aug 2024

Local guest users can trigger heap-based buffer overflows in the virtio-blk driver to crash the guest or potentially escalate privileges.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2011-1750?

CVE-2011-1750 is a high-severity memory corruption vulnerability in Qemu Qemu, published on 21 Jun 2012. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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.

Weakness: CWE-119

Which versions are affected by CVE-2011-1750?

It affects 1 product.

Products include Qemu Qemu.

How do I fix CVE-2011-1750?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2011-1750 being exploited?

There is no known exploitation of CVE-2011-1750 in the wild and no public exploit code.

All Qemu Qemu vulnerabilities

Sources

Also known as GHSA-wj46-785g-vq37.