CVE-2018-3840: Null Pointer Dereference

Published Jun 26, 2018

Updated

A denial-of-service vulnerability exists in the Pixar Renderman IT Display Service 21.6 (0x67). The vulnerability is present in the parsing of a network packet without proper validation of the packet. The data read by the application is not validated, and its use can lead to a null pointer dereference. The IT application is opened by a user and then listens for a connection on port 4001. An attacker can deliver an attack once the application has been opened.

Affected Software

1 affected component

Pixar Renderman=21.6

Event History

Jun 26, 2018

CVE Published

via MITRE·09:00 PM

Data Sourced

via MITRE·09:00 PM

DescriptionSeverityWeakness

Frequently Asked Questions

What is CVE-2018-3840?

CVE-2018-3840 is a denial-of-service vulnerability that exists in the Pixar Renderman IT Display Service 21.6 (0x67).

How severe is CVE-2018-3840?

CVE-2018-3840 has a severity rating of 7.5 (high).

Which software is affected by CVE-2018-3840?

CVE-2018-3840 affects the Pixar Renderman IT Display Service 21.6.

What is the Common Weakness Enumeration (CWE) ID for CVE-2018-3840?

CVE-2018-3840 has CWE IDs 476 and 20.

How can I fix CVE-2018-3840?

To fix CVE-2018-3840, update your Pixar Renderman software to version 21.6 or higher.