CVE-2021-30929: Medium severity apple macos vulnerability

Published Aug 24, 2021
·
Updated

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, macOS Big Sur 11.6.2, Security Update 2021-008 Catalina. Processing a maliciously crafted USD file may disclose memory contents.

Other sources

Model I/O. An out-of-bounds write issue was addressed with improved bounds checking.

Credit

Rui Yang, Xingwei Lin(Ant Security Light)

Affected Software

15 affected componentsFixes available
Apple macOS Big Sur<11.6.2
11.6.2
Apple Catalina
Apple macOS Monterey<12.1
12.1
Apple iOS<15.2
15.2
Apple iPadOS<15.2
15.2
Apple iPadOS<15.2
Apple iPhone OS<15.2
Apple iOS and macOS=10.15.7-security_update_2020-001
Apple iOS and macOS=10.15.7-security_update_2020-005
Apple iOS and macOS=10.15.7-security_update_2020-007
Apple iOS and macOS=10.15.7-security_update_2021-001
Apple iOS and macOS=10.15.7-security_update_2021-002
Apple iOS and macOS=10.15.7-security_update_2021-003
Apple macOS>=11.0<11.6.2
Apple macOS>=12.0<12.1

Event History

Aug 24, 2021
CVE Published
via MITRE·06:50 PM
Data Sourced
via MITRE·06:50 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-30929?

CVE-2021-30929 is a vulnerability in Model I/O that allows for an out-of-bounds write issue.

2

What is the severity of CVE-2021-30929?

The severity of CVE-2021-30929 is not mentioned in the provided information.

3

How can CVE-2021-30929 impact me?

CVE-2021-30929 can potentially be exploited to perform unauthorized actions or crash the affected system.

4

Which software versions are affected by CVE-2021-30929?

CVE-2021-30929 affects Apple iOS versions up to and exclusive of 15.2, Apple iPadOS versions up to and exclusive of 15.2, Apple macOS Monterey versions up to and exclusive of 12.1, and Apple macOS Big Sur versions up to and exclusive of 11.6.2.

5

How can I fix CVE-2021-30929?

To fix CVE-2021-30929, update your software to the recommended versions: Apple iOS 15.2, Apple iPadOS 15.2, Apple macOS Monterey 12.1, and Apple macOS Big Sur 11.6.2.

Contact

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