CVE-2014-3471

Qemu: hw: pci: use after free triggered via guest

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Severity

Moderate

Red Hat Product Security

5.7

CVSS 2.0

Review impact separately from score.

Published · June 23, 2014

Updated · November 22, 2025

Description

Use-after-free vulnerability in hw/pci/pcie.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (QEMU instance crash) via hotplug and hotunplug operations of Virtio block devices.

Statement

This issue does not affect the versions of kvm package as shipped with Red Hat Enterprise Linux 5.

This issue does not affect the versions of qemu-kvm package as shipped with Red Hat Enterprise Linux 6.

This issue does not affect the versions of qemu-kvm package as shipped with Red Hat Enterprise Linux 7.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 5.7
AV:A/AC:M/Au:N/C:N/I:N/A:C

CWE-416 · Use After Free