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CVE-2021-30900

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

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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

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A malicious application may be able to execute arbitrary code with kernel privileges.

Affected (5)

Apple
3 products
Ipados
Iphone Os
Macos
Configuration A
5 vulnerable
Vulnerable SoftwareAffected Versions
Apple
Ipados
Before 14.8.1
Ipados
Version 15.0
Apple
Iphone Os
Before 14.8.1
Iphone Os
Version 15.0
Macos
Before 11.6.1

Related CWEs

CWE-787
Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.

References (7)

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: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

Timeline

No history available yet.