CVE-2021-30900: Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability

Published Aug 24, 2021
·
Updated

GPU Drivers. An out-of-bounds write issue was addressed with improved bounds checking.

Other sources

Apple GPU drivers, included in iOS, iPadOS, and macOS, contain an out-of-bounds write vulnerability that may allow a malicious application to execute code with kernel privileges.

CISA

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A malicious application may be able to execute arbitrary code with kernel privileges.

Credit

Yinyi Wu@@3ndy1(Ant Security Light), Yinyi Wu@@3ndy1(Ant Security Light), Yinyi Wu@@3ndy1(Ant Security Light)

Affected Software

12 affected componentsFixes available
Apple iOS, iPadOS, and macOS
Apple macOS Big Sur<11.6.1
11.6.1
Apple iOS and iPadOS<15.1
15.1
Apple iOS, iPadOS, and macOS<15.1
15.1
Apple iOS and iPadOS<14.8.1
14.8.1
Apple iOS, iPadOS, and macOS<14.8.1
14.8.1
iPadOS<14.8.1
Apple iOS, iPadOS, and macOS=15.0
iPhone OS<14.8.1
iPhone OS=15.0
macOS<11.6.1
Apple iOS, iPadOS, and macOS<14.8.1

Event History

Aug 24, 2021
CVE Published
via MITRE·06:50 PM
Data Sourced
via MITRE·06:50 PM
DescriptionWeakness
Data Sourced
via NVD·07:15 PM
DescriptionSeverityWeaknessAffected Software
Mar 30, 2023
Known Exploited
via CISA·12:00 AM

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2021-30900.

2

What is the title of the vulnerability?

The title of the vulnerability is Apple iOS iPadOS and macOS Out-of-Bounds Write Vulnerability.

3

What is the affected software?

The affected software includes Apple iOS, iPadOS, and macOS.

4

What is the severity of CVE-2021-30900?

The severity of CVE-2021-30900 is not specified.

5

How can I fix CVE-2021-30900?

To fix CVE-2021-30900, update your Apple iOS, iPadOS, or macOS to the latest version provided by Apple.

Contact

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