CVE-2013-4377

Name: CVE-2013-4377
Creator: NVD / NIST
Published: 2013-10-11T22:55:40.22+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.46%

Last modified Jun 16, 2026

CVE-2013-4377 is a vulnerability of currently unknown severity. Use-after-free vulnerability in the virtio-pci implementation in Qemu 1.4.0 through 1.6.0 allows local users to cause a denial of service (daemon crash) by "hot-unplugging" a virtio device.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

Use-after-free vulnerability in the virtio-pci implementation in Qemu 1.4.0 through 1.6.0 allows local users to cause a denial of service (daemon crash) by "hot-unplugging" a virtio device.

Metrics

EPSS Probability

0.46%

36.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Qemu	Qemu	1.4.0
Qemu	Qemu	1.4.1
Qemu	Qemu	1.4.2
Qemu	Qemu	1.5.0
Qemu	Qemu	1.5.1
Qemu	Qemu	1.5.2
Qemu	Qemu	1.5.3
Qemu	Qemu	1.6.0

References

Timeline

Published: Oct 11, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-4377?

Use-after-free vulnerability in the virtio-pci implementation in Qemu 1.4.0 through 1.6.0 allows local users to cause a denial of service (daemon crash) by "hot-unplugging" a virtio device.

How severe is CVE-2013-4377?

Severity scoring for CVE-2013-4377 is pending analysis. The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2013-4377?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-4377?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST