CVE-2021-1780

MEDIUM

iPadOS < 14.4 - Denial of Service via Memory Initialization Issue

Title source: llm

Description

A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 14.4 and iPadOS 14.4. An attacker in a privileged position may be able to perform a denial of service attack.

References (1)

Core 1

Core References

Release Notes, Vendor Advisory x_refsource_misc

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

Scores

CVSS v3 4.4

EPSS 0.0025

EPSS Percentile 16.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-665

Status published

Products (2)

apple/ipados < 14.4

apple/iphone_os < 14.4

Published Apr 02, 2021

Tracked Since Feb 18, 2026