CVE-2021-30838
First published: Mon Sep 13 2021(Updated: )
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15 and iPadOS 15. A malicious application may be able to execute arbitrary code with system privileges on devices with an Apple Neural Engine.
Credit: proteas wang proteas wang proteas wang proteas wang product-security@apple.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apple iOS | <14.8 | 14.8 |
| Apple iPadOS | <14.8 | 14.8 |
| Apple macOS Big Sur | <11.6 | 11.6 |
| Apple tvOS | <15 | 15 |
| Apple iOS | <15 | 15 |
| Apple iPadOS | <15 | 15 |
| Apple iPadOS | <14.8 | |
| Apple iPhone OS | <14.8 | |
| Apple macOS | >=11.0<11.6 |
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Reference Links
- https://support.apple.com/en-us/HT212804 (Advisory)
- https://support.apple.com/en-us/HT212807 (Advisory)
- https://support.apple.com/en-us/HT212814 (Advisory)
- https://support.apple.com/en-us/HT212815 (Advisory)
- http://seclists.org/fulldisclosure/2021/Oct/61
- https://support.apple.com/kb/HT212804
- https://support.apple.com/kb/HT212807
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2021-30811
- CVE-2021-30838
- CVE-2021-30834
- CVE-2021-30928
- CVE-2021-30860
- CVE-2021-31010
- CVE-2021-30827
- CVE-2021-30828
- CVE-2021-30829
- CVE-2021-22925
- CVE-2021-30832
- CVE-2021-30841
- CVE-2021-30842
- CVE-2021-30843
- CVE-2021-30853
- CVE-2021-30933
- CVE-2021-30835
- CVE-2021-30847
- CVE-2021-30830
- CVE-2021-30865
- CVE-2021-30857
- CVE-2021-30859
- CVE-2021-30864
- CVE-2013-0340
- CVE-2021-30813
- CVE-2021-30819
- CVE-2021-30855
- CVE-2021-30925
- CVE-2021-30850
- CVE-2021-30845
- CVE-2021-30844
- CVE-2021-30858
- CVE-2021-30820
- CVE-2021-30905
- CVE-2021-30852
- CVE-2021-30826
- CVE-2021-30818
- CVE-2021-30823
- CVE-2021-30836
- CVE-2021-30848
- CVE-2021-30849
- CVE-2021-30846
- CVE-2021-30837
- CVE-2021-30866
- CVE-2021-30825
- CVE-2021-30863
- CVE-2021-30816
- CVE-2021-30882
- CVE-2021-30831
- CVE-2021-30840
- CVE-2021-30867
- CVE-2021-30814
- CVE-2021-30874
- CVE-2021-30854
- CVE-2021-30898
- CVE-2021-30870
- CVE-2021-30808
- CVE-2021-30815
- CVE-2021-31001
- CVE-2021-31005
- CVE-2021-31008
- CVE-2021-30897
- CVE-2021-30884
- CVE-2021-30809
- CVE-2021-30851
- CVE-2021-30930
- CVE-2021-30810
Frequently Asked Questions
What is CVE-2021-30838?
CVE-2021-30838 is a memory corruption issue in Apple Neural Engine that has been addressed with improved memory handling.
Which Apple products are affected by CVE-2021-30838?
Apple iOS (up to version 15), Apple iPadOS (up to version 15), Apple macOS Big Sur (up to version 11.6), Apple iOS (up to version 14.8), Apple iPadOS (up to version 14.8), Apple tvOS (up to version 15) are affected by CVE-2021-30838.
How can I fix CVE-2021-30838?
To fix CVE-2021-30838, make sure to update your Apple iOS, Apple iPadOS, Apple macOS Big Sur, and Apple tvOS devices to the latest available versions.
Where can I find more information about CVE-2021-30838?
You can find more information about CVE-2021-30838 on the official Apple support website. Here are some references: [link 1], [link 2], [link 3].
What is the severity of CVE-2021-30838?
The severity of CVE-2021-30838 is not specified.
- collector/apple-support
- agent/software-canonical-lookup-request
- collector/nvd-index
- agent/author
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/references
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/type
- vendor/apple
- canonical/apple macos big sur
- canonical/apple ios
- canonical/apple ipados
- canonical/apple tvos
- canonical/apple iphone os
- canonical/apple macos
- version/apple macos/11.0