CVE-2021-1808

Published Apr 26, 2021
·
Updated

A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An application may be able to read restricted memory.

Credit

JunDong Xie(Ant Security Light)

Affected Software

41 affected componentsFixes available
Apple macOS Big Sur<11.3
11.3
Apple tvOS<14.5
14.5
Apple Catalina
Apple Mojave
Apple WatchOS<7.4
7.4
Apple iOS<14.5
14.5
Apple iPadOS<14.5
14.5
Apple iPadOS<14.5
Apple iPhone OS<14.5
Apple iOS and macOS>=10.14<=10.14.5
Apple iOS and macOS>=10.15<=10.15.5
Apple iOS and macOS=10.14.6
Apple iOS and macOS=10.14.6-security_update_2019-001
Apple iOS and macOS=10.14.6-security_update_2019-002
Apple iOS and macOS=10.14.6-security_update_2019-004
Apple iOS and macOS=10.14.6-security_update_2019-005
Apple iOS and macOS=10.14.6-security_update_2019-006
Apple iOS and macOS=10.14.6-security_update_2019-007
Apple iOS and macOS=10.14.6-security_update_2020-001
Apple iOS and macOS=10.14.6-security_update_2020-002
Apple iOS and macOS=10.14.6-security_update_2020-003
Apple iOS and macOS=10.14.6-security_update_2020-004
Apple iOS and macOS=10.14.6-security_update_2020-005
Apple iOS and macOS=10.14.6-security_update_2020-006
Apple iOS and macOS=10.14.6-security_update_2020-007
Apple iOS and macOS=10.14.6-security_update_2021-001
Apple iOS and macOS=10.14.6-security_update_2021-002
Apple iOS and macOS=10.14.6-supplemental_update
Apple iOS and macOS=10.14.6-supplemental_update_2
Apple iOS and macOS=10.15.6
Apple iOS and macOS=10.15.6-supplemental_update
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020
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-supplemental_update
Apple macOS>=11.0<11.3
Apple tvOS<14.5
Apple WatchOS<7.4

Event History

Sep 8, 2021
CVE Published
via MITRE·02:54 PM
Data Sourced
via MITRE·02:54 PM
DescriptionWeakness
Free Weekly Intel

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Frequently Asked Questions

1

What is CVE-2021-1808?

CVE-2021-1808 is a memory corruption issue in the Audio component that has been addressed with improved validation.

2

Which software versions are affected by CVE-2021-1808?

CVE-2021-1808 affects Apple iOS versions up to but excluding 14.5, Apple iPadOS versions up to but excluding 14.5, Apple watchOS versions up to but excluding 7.4, Apple macOS Big Sur versions up to but excluding 11.3, Apple Catalina, Apple tvOS versions up to but excluding 14.5, and Apple Mojave.

3

How can I fix CVE-2021-1808?

To fix CVE-2021-1808, update your Apple device to the recommended version mentioned in the affected software section.

4

Where can I find more information about CVE-2021-1808?

You can find more information about CVE-2021-1808 on the official Apple support page at [https://support.apple.com/en-us/HT212326](https://support.apple.com/en-us/HT212326).

Contact

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