CVE-2018-4421: Buffer Overflow

Published Oct 30, 2018
·
Updated

A memory initialization issue was addressed with improved memory handling. This issue affected versions prior to macOS Mojave 10.14.1.

Other sources

Intel Graphics Driver. A memory initialization issue was addressed with improved memory handling.

Credit

Tyler Bohan(Cisco Talos)

Affected Software

4 affected componentsFixes available
Apple macOS Mojave<10.14.1
10.14.1
Apple High Sierra
Apple Sierra
Apple iOS and macOS<10.14.1

Event History

Apr 3, 2019
CVE Published
via MITRE·05:43 PM
Data Sourced
via MITRE·05:43 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of CVE-2018-4421?

The severity of CVE-2018-4421 is critical, with a CVSS score of 7.8.

2

What is the affected software by CVE-2018-4421?

The affected software by CVE-2018-4421 includes macOS Mojave versions prior to 10.14.1, Apple High Sierra, and Apple Sierra.

3

How can I fix CVE-2018-4421?

You can fix CVE-2018-4421 by updating to macOS Mojave version 10.14.1 or higher, or by installing the latest security updates from Apple.

4

Are there any recommended references for CVE-2018-4421?

Yes, you can refer to the following links for more information and guidance: [Support Apple HT209193](https://support.apple.com/en-us/HT209193) and [Support Apple HT209341](https://support.apple.com/kb/HT209341).

5

What is the Common Weakness Enumeration (CWE) ID for CVE-2018-4421?

The Common Weakness Enumeration (CWE) ID for CVE-2018-4421 is CWE-119.

Company

Resources

Contact

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