CVE-2021-30927: Use After Free

Published Aug 24, 2021
·
Updated

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. An application may be able to execute arbitrary code with kernel privileges.

Other sources

Kernel. A use after free issue was addressed with improved memory management.

Credit

Xinru Chi(Pangu Lab)

Affected Software

23 affected componentsFixes available
Apple macOS Big Sur<11.6.2
11.6.2
Apple tvOS<15.2
15.2
Apple Catalina
Apple WatchOS<8.3
8.3
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 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-security_update_2021-007
Apple macOS>=11.0<11.6.2
Apple macOS>=12.0<12.1
Apple tvOS<15.2
Apple WatchOS<8.3

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.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2021-30927.

2

What is the severity of CVE-2021-30927?

The severity of CVE-2021-30927 is not specified.

3

How does CVE-2021-30927 affect macOS Monterey?

macOS Monterey version up to 12.1 is affected by CVE-2021-30927.

4

Is there a patch available for CVE-2021-30927?

Yes, Apple has released patches for macOS Monterey 12.1 and other affected products. Please refer to the official Apple support website for more information.

5

Where can I find more information about CVE-2021-30927?

You can find more information about CVE-2021-30927 on the official Apple support website.

Company

Resources

Contact

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CVE-2021-30927 - Use After Free - SecAlerts