What is CVE-2019-16093?

CVE-2019-16093 is a critical-severity vulnerability in Symonics Libmysofa, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2019-09-08.

How severe is CVE-2019-16093?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Symonics Libmysofa

CVE-2019-16093

Symonics libmysofa 0.7 has an invalid write in readOHDRHeaderMessageDataLayout in hdf/dataobject.c.

Vulnerability class: Buffer Overflow

Published 2019-09-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (73.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Symonics Libmysofa — versions 0.7
Canonical Ubuntu Linux — versions 18.04

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

github.com/hoene/libmysofa/compare/f571522...e07edb3 (Patch, Third Party Advisory)
usn.ubuntu.com/4473-1/ (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2019-16093?: CVE-2019-16093 is a critical-severity vulnerability in Symonics Libmysofa, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2019-09-08.
How severe is CVE-2019-16093?: Critical severity. CVSS v3 base score is 9.8 out of 10.