CVE-2019-9904

Name: CVE-2019-9904
Creator: NVD / NIST
Published: 2019-03-21T18:29:00.723+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 2.70%

Last modified Jun 17, 2026

CVE-2019-9904 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue was discovered in lib\cdt\dttree.c in libcdt.a in graphviz 2.40.1. Stack consumption occurs because of recursive agclose calls in lib\cgraph\graph.c in libcgraph.a, related to agfstsubg in lib\cgraph\subg.c.. EPSS estimates a 2.70% chance of exploitation in the next 30 days.

Description

An issue was discovered in lib\cdt\dttree.c in libcdt.a in graphviz 2.40.1. Stack consumption occurs because of recursive agclose calls in lib\cgraph\graph.c in libcgraph.a, related to agfstsubg in lib\cgraph\subg.c.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

2.70%

84.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-674

Affected Software

Vendor	Product	Versions
Graphviz	Graphviz	2.40.1

References

https://gitlab.com/graphviz/graphviz/issues/1512Exploit, Issue Tracking, Third Party Advisory
https://research.loginsoft.com/bugs/stack-buffer-overflow-in-function-agclose-graphviz/Exploit, Third Party Advisory
https://security.gentoo.org/glsa/202107-04Third Party Advisory
https://gitlab.com/graphviz/graphviz/issues/1512Exploit, Issue Tracking, Third Party Advisory
https://research.loginsoft.com/bugs/stack-buffer-overflow-in-function-agclose-graphviz/Exploit, Third Party Advisory
https://security.gentoo.org/glsa/202107-04Third Party Advisory

Timeline

Published: Mar 21, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-9904?

How severe is CVE-2019-9904?

CVE-2019-9904 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.70% probability of exploitation in the next 30 days.

How do I fix CVE-2019-9904?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-9904?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST