CVE-2017-18043

Name: CVE-2017-18043
Creator: NVD / NIST
Published: 2018-01-31T20:29:00.617+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.45%

Last modified Jun 17, 2026

CVE-2017-18043 is a vulnerability of currently unknown severity. Integer overflow in the macro ROUND_UP (n, d) in Quick Emulator (Qemu) allows a user to cause a denial of service (Qemu process crash).. EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

Integer overflow in the macro ROUND_UP (n, d) in Quick Emulator (Qemu) allows a user to cause a denial of service (Qemu process crash).

Metrics

EPSS Probability

0.45%

35.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Qemu	Qemu	>= 1.5.0, <= 2.10.1
Debian	Debian Linux	9.0
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	17.10

References

http://www.openwall.com/lists/oss-security/2018/01/19/1Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/102759Third Party Advisory, VDB Entry
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=2098b073f398cd628c09c5a78537a6854
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
https://usn.ubuntu.com/3575-1/Third Party Advisory
https://www.debian.org/security/2018/dsa-4213Third Party Advisory
http://www.openwall.com/lists/oss-security/2018/01/19/1Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/102759Third Party Advisory, VDB Entry
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=2098b073f398cd628c09c5a78537a6854
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
https://usn.ubuntu.com/3575-1/Third Party Advisory
https://www.debian.org/security/2018/dsa-4213Third Party Advisory

Timeline

Published: Jan 31, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-18043?

Integer overflow in the macro ROUND_UP (n, d) in Quick Emulator (Qemu) allows a user to cause a denial of service (Qemu process crash).

How severe is CVE-2017-18043?

Severity scoring for CVE-2017-18043 is pending analysis. The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.

How do I fix CVE-2017-18043?

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-2017-18043?

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

Scan your code now

Source: NVD / NIST