← Back

CVE-2021-30869

nvd nist
Published: Aug 24, 2021Modified: Oct 23, 2025CISA KEV

JSON object

Loading...
7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: NVD

Description

A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, Security Update 2021-006 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this issue exists in the wild.

Affected (29)

Apple
4 products
Ipados
Iphone Os
Mac Os X
Macos
Configuration A
29 vulnerable
Vulnerable SoftwareAffected Versions
Ipados
Before 14.4
Apple
Iphone Os
From 12.0 to 12.5.5
Iphone Os
From 14.0 to 14.4
Apple
Mac Os X
From 10.14 to 10.14.6
Mac Os X
From 10.15 to 10.15.6
Mac Os X
Version 10.14.6 security_update_2019-001
Mac Os X
Version 10.14.6 security_update_2019-002
Mac Os X
Version 10.14.6 security_update_2019-004
Mac Os X
Version 10.14.6 security_update_2019-005
Mac Os X
Version 10.14.6 security_update_2019-006
Mac Os X
Version 10.14.6 security_update_2019-007
Mac Os X
Version 10.14.6 security_update_2020-001
Mac Os X
Version 10.14.6 security_update_2020-002
Mac Os X
Version 10.14.6 security_update_2020-003
Mac Os X
Version 10.14.6 security_update_2020-004
Mac Os X
Version 10.14.6 security_update_2020-005
Mac Os X
Version 10.14.6 security_update_2020-006
Mac Os X
Version 10.14.6 security_update_2020-007
Mac Os X
Version 10.15.7
Mac Os X
Version 10.15.7 security_update_2020-001
Mac Os X
Version 10.15.7 security_update_2020-005
Mac Os X
Version 10.15.7 security_update_2020-007
Mac Os X
Version 10.15.7 security_update_2020
Mac Os X
Version 10.15.7 security_update_2021-002
Mac Os X
Version 10.15.7 security_update_2021-003
Mac Os X
Version 10.15.7 security_update_2021-004
Mac Os X
Version 10.15.7 security_update_2021-005
Mac Os X
Version 10.15.7 supplemental_update
Macos
From 11.0 to 11.2

Related CWEs

CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')
The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

References (9)

Source: product-security@apple.com
Vendor Advisory
Source: product-security@apple.com
Vendor Advisory
Source: product-security@apple.com
Vendor Advisory
Source: product-security@apple.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

Timeline

No history available yet.