What is CVE-2020-14415?

CVE-2020-14415 is a low-severity vulnerability in Qemu, classified under Divide By Zero. CVSS score: 3.3/10. Published 2020-08-27.

How severe is CVE-2020-14415?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in Qemu

CVE-2020-14415

oss_write in audio/ossaudio.c in QEMU before 5.0.0 mishandles a buffer position.

Published 2020-08-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.005 (36.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Qemu
Canonical Ubuntu Linux — versions 16.04, 18.04, 20.04

Weakness classification (CWE)

CWE-369 — Divide By Zero

References

usn.ubuntu.com/4467-1/ (vendor-advisory, Patch, Third Party Advisory)
git.qemu.org/

Frequently asked questions

What is CVE-2020-14415?: CVE-2020-14415 is a low-severity vulnerability in Qemu, classified under Divide By Zero. CVSS score: 3.3/10. Published 2020-08-27.
How severe is CVE-2020-14415?: Low severity. CVSS v3 base score is 3.3 out of 10.