high7.8
CVE-2021-30789
An out-of-bounds read was addressed with improved input validation.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Iphone Os | before 14.7 |
| Apple | Mac Os X | from 10.15 through 10.15.6 Version 10.15.7 |
| Apple | Macos | before 11.5 from 11.0 before 11.5 |
| Apple | Tvos | before 14.7 |
| Apple | Watchos | before 7.6 |
Weakness classification
References
- NVD record
- CVE.org record
- https://support.apple.com/en-us/HT212600
- https://support.apple.com/en-us/HT212601
- https://support.apple.com/en-us/HT212602
- https://support.apple.com/en-us/HT212604
- https://support.apple.com/en-us/HT212605
- https://support.apple.com/en-us/HT212600
- https://support.apple.com/en-us/HT212601
- https://support.apple.com/en-us/HT212602
- https://support.apple.com/en-us/HT212604
- https://support.apple.com/en-us/HT212605