CVE-2018-4243: Buffer Overflow

Published Jun 1, 2018
·
Updated

Kernel. A buffer overflow was addressed with improved bounds checking.

Other sources

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "Kernel" component. A buffer overflow in getvolattrlist allows attackers to execute arbitrary code in a privileged context via a crafted app.

Credit

Ian Beer(Google Project Zero)

Affected Software

7 affected componentsFixes available
Apple macOS High Sierra<10.13.5
10.13.5
Apple Sierra
Apple El Capitan
Apple Apple TV<11.4
Apple iPhone OS<11.4
Apple iOS and macOS<10.13.5
Apple WatchOS<4.3.1

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.

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Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2018-4243.

2

Which Apple products are affected by this vulnerability?

iOS before 11.4, macOS before 10.13.5, tvOS before 11.4, and watchOS before 4.3.1 are affected.

3

What is the severity of CVE-2018-4243?

The severity of CVE-2018-4243 is critical with a CVSS score of 7.8.

4

How does CVE-2018-4243 impact the affected Apple products?

CVE-2018-4243 allows attackers to execute arbitrary code through a buffer overflow vulnerability in the Kernel component.

5

How can I fix CVE-2018-4243?

To fix CVE-2018-4243, you should update your Apple devices to the latest available software version.

Contact

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