CVE-2021-30842

Summary

This issue was addressed with improved checks. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 Catalina, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing a maliciously crafted dfont file may lead to arbitrary code execution.

Affected Software

Weaknesses

• Processing a maliciously crafted dfont file may lead to arbitrary code execution

ADP Enrichment

CVE Program Container

Additional References

• https://support.apple.com/en-us/HT212804
• https://support.apple.com/en-us/HT212805
• https://support.apple.com/en-us/HT212807
• https://support.apple.com/en-us/HT212814
• https://support.apple.com/en-us/HT212819
• https://support.apple.com/en-us/HT212815
• http://seclists.org/fulldisclosure/2021/Oct/62
• http://seclists.org/fulldisclosure/2021/Oct/63
• http://seclists.org/fulldisclosure/2021/Oct/61

References

• https://support.apple.com/en-us/HT212804
• https://support.apple.com/en-us/HT212805
• https://support.apple.com/en-us/HT212807
• https://support.apple.com/en-us/HT212814
• https://support.apple.com/en-us/HT212819
• https://support.apple.com/en-us/HT212815
• http://seclists.org/fulldisclosure/2021/Oct/62
• http://seclists.org/fulldisclosure/2021/Oct/63
• http://seclists.org/fulldisclosure/2021/Oct/61

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