CVE-2021-1828: High severity apple macos vulnerability

Published Apr 26, 2021
·
Updated

A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. An application may be able to cause unexpected system termination or write kernel memory.

Other sources

Wi-Fi. A memory corruption issue was addressed with improved validation.

Credit

Zuozhi Fan@@pattern_F_(Ant Group Tianqiong Security Lab), Zuozhi Fan@@pattern_F_(Ant Group Tianqiong Security Lab), Zuozhi Fan@@pattern_F_(Ant Group Tianqiong Security Lab)

Affected Software

33 affected componentsFixes available
Apple macOS Big Sur<11.3
11.3
Apple Catalina
Apple Mojave
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

Event History

Sep 8, 2021
CVE Published
via MITRE·02:56 PM
Data Sourced
via MITRE·02:56 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2021-1828?

CVE-2021-1828 is a memory corruption issue in Wi-Fi that was addressed with improved validation.

2

Which software versions are affected by CVE-2021-1828?

CVE-2021-1828 affects Apple Catalina, Apple Mojave, and Apple macOS Big Sur version up to 11.3.

3

How can I fix CVE-2021-1828?

To fix CVE-2021-1828, update your operating system to the latest version provided by Apple.

4

Where can I find more information about CVE-2021-1828?

You can find more information about CVE-2021-1828 on the official Apple support page.

Contact

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