CVE-2021-30733
Medium
Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted font may result in the disclosure of process memory.
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 mac_os_x | 10.14.0 ≤ v ≤ 10.14.5, 10.14.6, 10.15, 10.15.1, 10.15.2, 10.15.3, 10.15.4, 10.15.5, 10.15.6, 10.15.7 | — |
| 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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