CVE-2020-9974

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, tvOS 14.2, watchOS 7.1. A malicious application may be able to determine kernel memory layout.

• http://seclists.org/fulldisclosure/2020/Dec/26Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
• https://support.apple.com/en-us/HT211928Vendor Advisory
• https://support.apple.com/en-us/HT211929Vendor Advisory
• https://support.apple.com/en-us/HT211930Vendor Advisory
• https://support.apple.com/en-us/HT211931Vendor Advisory
• https://support.apple.com/kb/HT212011Vendor Advisory
• http://seclists.org/fulldisclosure/2020/Dec/26Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2020/Dec/32Mailing List, Third Party Advisory
• https://support.apple.com/en-us/HT211928Vendor Advisory
• https://support.apple.com/en-us/HT211929Vendor Advisory
• https://support.apple.com/en-us/HT211930Vendor Advisory
• https://support.apple.com/en-us/HT211931Vendor Advisory
• https://support.apple.com/kb/HT212011Vendor Advisory

Published

Dec 8, 2020

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

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• CVE-2020-9976A logic issue was addressed with improved state management. …5.5
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