medium6.5
CVE-2021-30755
Processing a maliciously crafted font may result in the disclosure of process memory.
Impact
Processing a maliciously crafted font may result in the disclosure of process memory. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5. An out-of-bounds read was addressed with improved input validation.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Macos | from 11.0 before 11.4 |
| Apple | Tvos | before 14.6 |
| Apple | Watchos | before 7.5 |