CVE-2021-30905: Apple macOS AudioCodecs LOAS File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability

Published Aug 24, 2021
·
Updated

CoreAudio. An out-of-bounds read was addressed with improved bounds checking.

Credit

Mickey Jin@@patch1t(Trend Micro), Mickey Jin@@patch1t(Trend Micro), Mickey Jin@@patch1t(Trend Micro), Mickey Jin@@patch1t(Trend Micro), Mickey Jin@@patch1t(Trend Micro), Mickey Jin@@patch1t(Trend Micro), Mickey Jin@@patch1t(Trend Micro)

Affected Software

28 affected componentsFixes available
Apple macOS Big Sur<11.6.1
11.6.1
Apple tvOS<15.1
15.1
Apple Catalina
Apple WatchOS<8.1
8.1
Apple macOS Monterey<12.0.1
12.0.1
Apple macOS
Apple iOS<14.8
14.8
Apple iPadOS<14.8
14.8
Apple iOS<15.1
15.1
Apple iPadOS<15.1
15.1
Apple iPadOS<14.8
Apple iPadOS=15.0
Apple iPhone OS<14.8
Apple iPhone OS=15.0
Apple iOS and macOS>=10.15<10.15.7
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020-001
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 iOS and macOS=10.15.7-security_update_2021-004
Apple iOS and macOS=10.15.7-security_update_2021-005
Apple iOS and macOS=10.15.7-security_update_2021-006
Apple iOS and macOS=10.15.7-supplemental_update
Apple macOS<11.6.1
Apple macOS=12.0.0
Apple tvOS<15.1
Apple WatchOS<8.1

Event History

Aug 24, 2021
CVE Published
via MITRE·06:50 PM
Data Sourced
via MITRE·06:50 PM
DescriptionWeakness
Mar 24, 2025
Advisory Published
via ZDI·11:02 PM
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Frequently Asked Questions

1

What is the vulnerability CVE-2021-30905?

CVE-2021-30905 is a vulnerability in CoreAudio that allows an out-of-bounds read.

2

What software is affected by CVE-2021-30905?

The vulnerability affects Apple Catalina, macOS Big Sur (up to version 11.6.1), macOS Monterey (up to version 12.0.1), iOS (up to version 15.1), iPadOS (up to version 15.1), watchOS (up to version 8.1), and tvOS (up to version 15.1).

3

How can I fix CVE-2021-30905?

To fix CVE-2021-30905, update your Apple device to the latest available version, including macOS Catalina 10.15.7, macOS Big Sur 11.6.1, macOS Monterey 12.0.1, iOS 15.1, iPadOS 15.1, watchOS 8.1, and tvOS 15.1.

4

Where can I find more information about CVE-2021-30905?

You can find more information about CVE-2021-30905 on the Apple support page: https://support.apple.com/en-us/HT212867

5

Are there any related references for CVE-2021-30905?

Yes, you can find related references for CVE-2021-30905 on the following Apple support pages: https://support.apple.com/en-us/HT212867, https://support.apple.com/en-us/HT212871, https://support.apple.com/en-us/HT212874

Company

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