CVE-2021-1838

HIGH

iPadOS < 14.4 - Remote Code Execution via Malicious Image Processing

Title source: llm

Description

This issue was addressed with improved checks. This issue is fixed in iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

References (1)

Core 1

Core References

Vendor Advisory x_refsource_misc

https://support.apple.com/en-us/HT212146

Scores

CVSS v3 7.8

EPSS 0.0107

EPSS Percentile 61.1%

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 (2)

apple/ipados < 14.4

apple/iphone_os < 14.4

Published Sep 08, 2021

Tracked Since Feb 18, 2026