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Ubuntu 16.04 ESM: USN-5264-1 Critical: Graphviz Buffer Overflow

ubuntu
Calendar Grey February 3, 2022
Dist Ubuntu Esm H88
A series of security issues rectified in graphviz for Ubuntu 16.04 ESM, tackling severe safety threats.
Several security issues were fixed in graphviz.

Summary

Several security issues were fixed in graphviz.

Software Description:

- graphviz: rich set of graph drawing tools

Details:

It was discovered that graphviz contains null pointer dereference

vulnerabilities. Exploitation via a specially crafted input file

can cause a denial of service.

(CVE-2018-10196, CVE-2019-11023)

It was discovered that graphviz contains a buffer overflow

vulnerability. Exploitation via a specially crafted input file can cause

a denial of service or possibly allow for arbitrary code execution.

(CVE-2020-18032)

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow ubuntu graphviz

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.04 ESM:
     graphviz                    2.38.0-12ubuntu2.1+esm1
     libcdt5                       2.38.0-12ubuntu2.1+esm1
     libcgraph6                 2.38.0-12ubuntu2.1+esm1
     libgvc6                      2.38.0-12ubuntu2.1+esm1
     libgvc6-plugins-gtk   2.38.0-12ubuntu2.1+esm1
     libgvpr2                    2.38.0-12ubuntu2.1+esm1
     libpathplan4             2.38.0-12ubuntu2.1+esm1
     libxdot4                    2.38.0-12ubuntu2.1+esm1

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5264-1

CVE-2018-10196, CVE-2019-11023, CVE-2020-18032

Severity
critical
Lowest
Low
Medium
High
Critical

February 03, 2022

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow ubuntu graphviz

Package Information

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