High severity7.8NVD Advisory· Published Aug 24, 2021· Updated Jun 17, 2026

CVE-2021-30928

Description

A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.6, watchOS 8, tvOS 15, iOS 14.8 and iPadOS 14.8, iOS 15 and iPadOS 15. Processing a maliciously crafted image may lead to arbitrary code execution.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Apple Inc./macOS Big Surllm-fuzzy
Range: = 11.6
Apple Inc./tvOSllm-fuzzy2 versions
= 15+ 1 more
- (no CPE)range: = 15
- (no CPE)range: unspecified
Apple Inc./watchOSllm-fuzzy2 versions
= 8+ 1 more
- (no CPE)range: = 8
- (no CPE)range: unspecified
Apple Inc./macOSv5
Range: unspecified

Patches

Vulnerability mechanics

References

support.apple.com/en-us/HT212804nvd
support.apple.com/en-us/HT212807nvd
support.apple.com/en-us/HT212814nvd
support.apple.com/en-us/HT212815nvd
support.apple.com/en-us/HT212819nvd
support.apple.com/kb/HT212953nvd

News mentions

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