CVE-2024-4693

MEDIUM

QEMU Virtio PCI Bindings - Use After Free

Title source: llm

Description

A flaw was found in the QEMU Virtio PCI Bindings (hw/virtio/virtio-pci.c). An improper release and use of the irqfd for vector 0 during the boot process leads to a guest triggerable crash via vhost_net_stop(). This flaw allows a malicious guest to crash the QEMU process on the host.

Scores

CVSS v3 5.5
EPSS 0.0003
EPSS Percentile 9.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-672
Status draft

Timeline

Published May 14, 2024
Tracked Since Feb 18, 2026