CVE-2026-65398
published 2026-09-14CVE-2026-65398: An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS…
PriorityP340high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.16%
5.3th percentile
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. An app may be able to cause unexpected system termination or corrupt kernel memory.
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_and_ipados | < 27 | 27 |
| apple | ipados | < 27.0 | 27.0 |
| apple | iphone_os | < 27.0 | 27.0 |
| apple | macos | < 27 | 27 |
| apple | macos | < 27.0 | 27.0 |
| apple | tvos | < 27 | 27 |
| apple | tvos | < 27.0 | 27.0 |
| apple | visionos | < 27 | 27 |
| apple | visionos | < 27.0 | 27.0 |
| apple | watchos | < 27 | 27 |
| apple | watchos | < 27.0 | 27.0 |
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VulDB
Apple iOS/iPadOS/macOS/tvOS/visionOS/watchOS up to 26 memory corruption
vuldb·2026-09-19·CVSS 7.8
CVE-2026-65398 [HIGH] Apple iOS/iPadOS/macOS/tvOS/visionOS/watchOS up to 26 memory corruption
A vulnerability described as very critical has been identified in Apple iOS, iPadOS, macOS, tvOS, visionOS and watchOS up to 26. This affects an unknown part. Such manipulation leads to memory corruption.
This vulnerability is documented as CVE-2026-65398. The attack can be executed remotely. There is not any exploit available.
Upgrading the affected component is recommended.
GHSA
An out-of-bounds access issue was addressed with improved bounds checking.
ghsa_unreviewed·2026-09-14
CVE-2026-65398 An out-of-bounds access issue was addressed with improved bounds checking.
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. An app may be able to cause unexpected system termination or corrupt kernel memory.
No detection rules found.
No public exploits indexed.
2026-09-14
Published