CVE-2021-30838

HIGH

iPadOS < 14.8 - Remote Code Execution via Memory Corruption

Title source: llm
STIX 2.1

Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15 and iPadOS 15. A malicious application may be able to execute arbitrary code with system privileges on devices with an Apple Neural Engine.

References (4)

Core 4
Core References
Vendor Advisory x_refsource_confirm
https://support.apple.com/kb/HT212807
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212814
Mailing List, Release Notes, Third Party Advisory mailing-list x_refsource_fulldisc
http://seclists.org/fulldisclosure/2021/Oct/61
Vendor Advisory x_refsource_confirm
https://support.apple.com/kb/HT212804

Scores

CVSS v3 7.8
EPSS 0.0114
EPSS Percentile 63.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

Status published
Products (3)
apple/ipados < 14.8
apple/iphone_os < 14.8
apple/macos 11.0 - 11.6
Published Oct 19, 2021
Tracked Since Feb 18, 2026