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No exploitation reportedFix available

CVE-2018-10196

No exploitation reported by the sources we read.

  • Published2018-05-30
  • WeaknessCWE-476

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

NULL pointer dereference vulnerability in the rebuild_vlists function in lib/dotgen/conc.c in the dotgen library in Graphviz 2.40.1 allows remote attackers to cause a denial of service (application crash) via a crafted file.

Timeline

dates in UTC
  1. 2018-05-3021:29CVE publishedNVD

Versions per branch

NVD
Graphviz
BranchAffectedFixed in
2.40= 2.40.1no fix published
Canonical ubuntu linux
BranchAffectedFixed in
14.4= 14.04no fix published
16.4= 16.04no fix published
18.4= 18.04no fix published
Fedoraproject fedora
BranchAffectedFixed in
27.x= 27no fix published
28.x= 28no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • graphvizUbuntu:Pro:20.04:LTSall versions · fixed in 2.42.2-3ubuntu0.1~esm1
  • graphvizUbuntu:Pro:18.04:LTSall versions · fixed in 2.40.1-2ubuntu0.1~esm1
  • graphvizUbuntu:Pro:16.04:LTSall versions · fixed in 2.38.0-12ubuntu2.1+esm1
  • graphvizUbuntu:Pro:14.04:LTSall versions · fixed in 2.36.0-0ubuntu3.2+esm1
  • graphvizSUSE:Linux Enterprise Software Development Kit 12 SP5all versions · fixed in 2.28.0-29.3.8
  • graphvizSUSE:Linux Enterprise Server for SAP Applications 12 SP5all versions · fixed in 2.28.0-29.3.8
  • graphvizSUSE:Linux Enterprise Server 12 SP5all versions · fixed in 2.28.0-29.3.8
  • graphvizSUSE:Linux Enterprise Module for Basesystem 15 SP1all versions · fixed in 2.40.1-6.6.4

19 more package ranges on OSV.dev

Full record on NVD

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2018-05-30
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-9jm3-9x6p-8q48

Frequently asked questions

What is CVE-2018-10196?

NULL pointer dereference vulnerability in the rebuild_vlists function in lib/dotgen/conc.c in the dotgen library in Graphviz 2.40.1 allows remote attackers to cause a denial of service (application crash) via a crafted file.

Is CVE-2018-10196 actively exploited?

Active exploitation of CVE-2018-10196 has not been confirmed. Its EPSS score was 1.6% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-10196?

CVE-2018-10196 has a CVSS v3 base score of 5.5 (MEDIUM severity), with vector string CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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