CVE-2017-9374

Name: CVE-2017-9374
Creator: NVD / NIST
Published: 2017-06-16T22:29:00.32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.43%

Last modified Jun 17, 2026

CVE-2017-9374 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Memory leak in QEMU (aka Quick Emulator), when built with USB EHCI Emulation support, allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugging the device.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

Memory leak in QEMU (aka Quick Emulator), when built with USB EHCI Emulation support, allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugging the device.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.43%

34.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-401

Affected Software

Vendor	Product	Versions
Qemu	Qemu	<= 2.8.1.1

References

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=d710e1e7bd3d5bfc26b631f02ae87901ebe646b0
http://www.debian.org/security/2017/dsa-3920Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/06/06/3Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/98905Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:2392Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2408Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1459132Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=d710e1e7bd3d5bfc26b631f02ae87901ebe646b0
http://www.debian.org/security/2017/dsa-3920Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/06/06/3Mailing List, Patch, Third Party Advisory
http://www.securityfocus.com/bid/98905Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:2392Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2408Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1459132Issue Tracking, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory

Timeline

Published: Jun 16, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-9374?

How severe is CVE-2017-9374?

CVE-2017-9374 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2017-9374?

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-2017-9374?

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

Scan your code now

Source: NVD / NIST