CVE-2020-27922

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, watchOS 7.1, tvOS 14.2. Processing a maliciously crafted font file may lead to arbitrary code execution.

• 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/en-us/HT212011Vendor 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/en-us/HT212011Vendor Advisory

Published

Apr 2, 2021

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.
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• CVE-2020-27916An out-of-bounds write was addressed with improved input val…7.8
• CVE-2020-27917A use after free issue was addressed with improved memory ma…7.8
• CVE-2020-27918A use after free issue was addressed with improved memory ma…7.8
• CVE-2020-27919An out-of-bounds write was addressed with improved input val…7.8
• CVE-2020-27920A use after free issue was addressed with improved memory ma…8.8
• CVE-2020-27921A race condition was addressed with improved state handling.…7
• CVE-2020-27923An out-of-bounds write was addressed with improved input val…7.8
• CVE-2020-27924An out-of-bounds read was addressed with improved input vali…7.8
• CVE-2020-27925An issue existed in the handling of incoming calls. The issu…5.5
• CVE-2020-27926A use after free issue was addressed with improved memory ma…7.8
• CVE-2020-27927An out-of-bounds write issue was addressed with improved bou…7.8
• CVE-2020-27929A logic issue existed in the handling of Group FaceTime call…5.5