What is CVE-2019-9032?

CVE-2019-9032 is a high-severity vulnerability in Matio Project, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2019-02-23.

How severe is CVE-2019-9032?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Matio Project

CVE-2019-9032

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is an out-of-bounds write problem causing a SEGV in the function Mat_VarFree() in mat.c.

Vulnerability class: Buffer Overflow

Published 2019-02-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.017 (75.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Matio Project — versions 1.5.13

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

github.com/tbeu/matio/issues/103 (Third Party Advisory)
github.com/TeamSeri0us/pocs/tree/master/matio (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-9032?: CVE-2019-9032 is a high-severity vulnerability in Matio Project, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2019-02-23.
How severe is CVE-2019-9032?: High severity. CVSS v3 base score is 7.5 out of 10.