CVE ID:	CVE-2021-30789
Description:	An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. Processing a maliciously crafted font file may lead to arbitrary code execution.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-30789 https://support.apple.com/en-us/HT212600 https://support.apple.com/en-us/HT212600 https://support.apple.com/en-us/HT212601 https://support.apple.com/en-us/HT212601 https://support.apple.com/en-us/HT212602 https://support.apple.com/en-us/HT212602 https://support.apple.com/en-us/HT212604 https://support.apple.com/en-us/HT212604 https://support.apple.com/en-us/HT212605 https://support.apple.com/en-us/HT212605