What’s Vulnerable › Vulnerabilities

CVE-2017-18043

• Severity: medium (CVSS 5.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-01-31 · updated 2026-06-17
• Weakness: CWE-190

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).

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 17.10
• Debian Linux: 9.0
• QEMU: from 1.5.0 through 2.10.1

References

• http://www.openwall.com/lists/oss-security/2018/01/19/1
• http://www.securityfocus.com/bid/102759
• https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=2098b073f398cd628c09c5a78537a6854
• https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
• https://usn.ubuntu.com/3575-1/
• https://www.debian.org/security/2018/dsa-4213
• http://www.openwall.com/lists/oss-security/2018/01/19/1
• http://www.securityfocus.com/bid/102759
• https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=2098b073f398cd628c09c5a78537a6854
• https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
• https://usn.ubuntu.com/3575-1/
• https://www.debian.org/security/2018/dsa-4213

Get alerted when CVE-2017-18043 or the next vulnerability affects your stack