NULL Pointer Dereference Affecting graphviz-php package, versions *


Severity

Recommended
0.0
low
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
5.48% (94th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about NULL Pointer Dereference vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-CENTOS7-GRAPHVIZPHP-1995425
  • published26 Jul 2021
  • disclosed9 Apr 2019

Introduced: 9 Apr 2019

CVE-2019-11023  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

There is no fixed version for Centos:7 graphviz-php.

NVD Description

Note: Versions mentioned in the description apply only to the upstream graphviz-php package and not the graphviz-php package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

The agroot() function in cgraph\obj.c in libcgraph.a in Graphviz 2.39.20160612.1140 has a NULL pointer dereference, as demonstrated by graphml2gv.