CVE-2021-30859

published 2021-08-24

CVE-2021-30859: A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update…

Priority P3 40 high 7.8 CVSS 3.1

AV L AC L PR N UI R S U C H I H A H

A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges.

Affected

11 ranges

Vendor	Product	Version range	Fixed in
apple	ios_14.8_and_ipados	—	—
apple	ipados	< 14.8	14.8
apple	iphone_os	< 14.8	14.8
apple	mac_os_x	< 10.15.7	10.15.7
apple	mac_os_x	—	—
apple	macos	>= 11.0 < 11.6	11.6
apple	macos	>= unspecified < 11.6	11.6
apple	macos	>= unspecified < 2021	2021
apple	macos	>= unspecified < 14.8	14.8
apple	macos_big_sur	—	—
apple	security_update_2021-005_catalina	—	—

CVSS provenance

nvd v3.1 7.8 HIGH CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

nvd v2.0 9.3 CRITICAL AV:N/AC:M/Au:N/C:C/I:C/A:C

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CWE-843