CVE-2020-27931
High
Description
A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0. Processing a maliciously crafted font file may lead to arbitrary code execution.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Apple Ipados
PublishedApr 2, 2021
First seenApr 2, 2021
How to fix
Update
- apple ipados14.0 or later
- apple mac_os_x11.1.0, 11.0.1 or later
- apple iphone_os14.0 or later
- apple tvos14.0 or later
- apple watchos7.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple ipados | v < 14.0 | 14.0 |
| apple mac_os_x | v < 11.1.0, v < 11.0.1 | 11.1.0, 11.0.1 |
| apple iphone_os | v < 14.0 | 14.0 |
| apple tvos | v < 14.0 | 14.0 |
| apple watchos | v < 7.0 | 7.0 |
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