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CVE-2021-30983

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

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.

Affected (2)

Products: Apple: Ipados, Iphone Os
Apple
2 products
Ipados
Iphone Os
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Ipados
Before 15.2
Iphone Os
Before 15.2

Related CWEs

CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References (3)

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

Timeline

No history available yet.