High severity7.8NVD Advisory· Published Oct 19, 2021· Updated Jun 17, 2026
CVE-2021-30847
CVE-2021-30847
Description
This issue was addressed with improved checks. This issue is fixed in watchOS 8, macOS Big Sur 11.6, Security Update 2021-005 Catalina, tvOS 15, iOS 15 and iPadOS 15, iTunes 12.12 for Windows. 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
7- Range: = 11.6
- Range: = 15
- Range: = 15
- Range: = 8
- Range: = 15
- Range: = 12.12
- Range: unspecified
Patches
Vulnerability mechanics
References
11- seclists.org/fulldisclosure/2021/Oct/61nvdMailing ListRelease NotesThird Party Advisory
- seclists.org/fulldisclosure/2021/Oct/62nvdMailing ListRelease NotesThird Party Advisory
- seclists.org/fulldisclosure/2021/Oct/63nvdMailing ListRelease NotesThird Party Advisory
- support.apple.com/en-us/HT212804nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT212805nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT212814nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT212815nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT212817nvdRelease NotesVendor Advisory
- support.apple.com/en-us/HT212819nvdRelease NotesVendor Advisory
- support.apple.com/kb/HT212953nvdVendor Advisory
- support.apple.com/kb/HT212807nvdRelease Notes
News mentions
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