CVE-2021-30753
Medium
Description
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, iOS 14.6 and iPadOS 14.6. An out-of-bounds read was addressed with improved input validation.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Apple Ipados
PublishedSep 8, 2021
First seenSep 8, 2021
How to fix
Update
- apple ipados14.6 or later
- apple iphone_os14.6 or later
- apple macos11.4 or later
- apple tvos14.6 or later
- apple watchos7.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple ipados | v < 14.6 | 14.6 |
| apple iphone_os | v < 14.6 | 14.6 |
| apple macos | 11.0.1 ≤ v < 11.4 | 11.4 |
| apple tvos | v < 14.6 | 14.6 |
| apple watchos | v < 7.5 | 7.5 |
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