Description
An integer overflow was addressed through improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. Processing a maliciously crafted font file may lead to arbitrary code execution.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apple | Security Update - Catalina | unspecified – < 2021 | 2021 |
| Apple | iOS | unspecified – < 14.7 | 14.7 |
| Apple | macOS | unspecified – < 11.5, unspecified – < 2021, unspecified – < 14.7, unspecified – < 7.6 | 11.5 |