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CRITICAL

CVE-2019-9033

CVSS v3

9.1

CRITICAL

EPSS Score

2.1 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a stack-based buffer over-read for the "Rank and Dimension" feature in the function ReadNextCell() in mat5.c.

Technical details

Published
2019-02-23

Frequently asked questions

What is CVE-2019-9033?

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a stack-based buffer over-read for the "Rank and Dimension" feature in the function ReadNextCell() in mat5.c.

Is CVE-2019-9033 actively exploited?

Active exploitation of CVE-2019-9033 has not been confirmed. Its EPSS score was 2.1% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-9033?

CVE-2019-9033 has a CVSS v3 base score of 9.1 (CRITICAL severity).

Is CVE-2019-9033 affecting your environment?

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