CVE-2018-4242: Buffer Overflow

Published Jun 1, 2018
·
Updated

An issue was discovered in certain Apple products. macOS before 10.13.5 is affected. The issue involves the "Hypervisor" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.

Other sources

Hypervisor. A memory corruption vulnerability was addressed with improved locking.

Credit

Zhuo Liang(Qihoo 360 Nirvan Team)

Affected Software

6 affected componentsFixes available
Apple macOS Mojave<10.14.1
10.14.1
Apple High Sierra
Apple Sierra
Apple macOS High Sierra<10.13.5
10.13.5
Apple El Capitan
Apple iOS and macOS<10.13.5

Event History

Jun 8, 2018
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
Description

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 CVE-2018-4242?

CVE-2018-4242 is a memory corruption vulnerability in the Hypervisor component of certain Apple products.

2

How does CVE-2018-4242 affect macOS?

CVE-2018-4242 affects macOS versions before 10.13.5, allowing attackers to execute arbitrary code or cause a denial of service.

3

What is the severity of CVE-2018-4242?

The severity of CVE-2018-4242 is critical with a CVSS score of 7.8.

4

How can I fix CVE-2018-4242?

To fix CVE-2018-4242, update to macOS version 10.13.5 or later.

5

Where can I find more information about CVE-2018-4242?

More information about CVE-2018-4242 can be found on the Apple support website or security tracker websites. Reference links: [1](https://support.apple.com/en-us/HT209193), [2](http://www.securitytracker.com/id/1041027), [3](http://www.securitytracker.com/id/1042004).

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