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CVE-2021-30949

HIGH

7.8

Description

A memory corruption issue was addressed with improved state 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. A malicious application may be able to execute arbitrary code with kernel privileges.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published8/24/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

apple:ipadosapple:iphone_osapple:mac_os_xapple:macosapple:watchos

Weaknesses (CWE)

CWE-787

References

http://packetstormsecurity.com/files/165670/XNU-Kernel-mach_msg-Use-After-Free.html(product-security@apple.com)

https://support.apple.com/en-us/HT212975(product-security@apple.com)

https://support.apple.com/en-us/HT212976(product-security@apple.com)

https://support.apple.com/en-us/HT212978(product-security@apple.com)

https://support.apple.com/en-us/HT212979(product-security@apple.com)

https://support.apple.com/en-us/HT212980(product-security@apple.com)

https://support.apple.com/en-us/HT212981(product-security@apple.com)

http://packetstormsecurity.com/files/165670/XNU-Kernel-mach_msg-Use-After-Free.html(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212975(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212976(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212978(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212979(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212980(af854a3a-2127-422b-91ae-364da2661108)

https://support.apple.com/en-us/HT212981(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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