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CVE-2021-30883

Severity
HIGH
CVSS
7.8
EPSS
0.14721
Risk score
61.35
CISA KEV
Yes
PoC
No
Published
2021-08-24
Modified
2025-10-21
First seen
2026-08-07
Aliases
EUVD-2021-17800
Products
Apple:Multiple Products, Apple:iOS and iPadOS unspecified <14.8, Apple:iOS and iPadOS unspecified <15.0, Apple:macOS unspecified <11.6, Apple:macOS unspecified <12.0, Apple:macOS unspecified <15.1, Apple:macOS unspecified <8.1
Sources
euvd EUVD-2021-17800
cisa.gov CVE-2021-30883

Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, macOS Big Sur 11.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..

References