CVE-2021-30788

This issue was addressed with improved checks. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. Processing a maliciously crafted tiff file may lead to a denial-of-service or potentially disclose memory contents.

• https://support.apple.com/en-us/HT212600Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212601Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212602Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212603Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212604Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212605Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212600Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212601Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212602Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212603Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212604Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT212605Release Notes, Vendor Advisory

Published

Sep 8, 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.
• 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-2021-30787This issue was addressed with improved checks. This issue is…7.8
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• CVE-2021-30790An information disclosure issue was addressed by removing th…7.8
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• CVE-2021-30792An out-of-bounds write was addressed with improved input val…7.8
• CVE-2021-30793A logic issue was addressed with improved state management. …9.8
• CVE-2021-30795A use after free issue was addressed with improved memory ma…8.8