CVE-2021-30755
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. An out-of-bounds read was addressed with improved input validation.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Apple Macos
PublishedSep 8, 2021
First seenSep 8, 2021
How to fix
Update
- apple macos11.4 or later
- apple tvos14.6 or later
- apple watchos7.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple macos | 11.0 ≤ v < 11.4 | 11.4 |
| apple tvos | v < 14.6 | 14.6 |
| apple watchos | v < 7.5 | 7.5 |
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