CVE-2026-65405
published 2026-09-14CVE-2026-65405: A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden…
PriorityP422medium5.5CVSS 3.1
AVLACLPRNUIRSUCHINAN
EPSS
0.16%
5.5th percentile
A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An app may be able to determine kernel memory layout.
Affected
15 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apple | ios_and_ipados | < 26.7 | 26.7 |
| apple | ios_and_ipados | < 27 | 27 |
| apple | ipados | < 26.7 | 26.7 |
| apple | iphone_os | < 26.7 | 26.7 |
| apple | macos | < 15.8 | 15.8 |
| apple | macos | < 26.7 | 26.7 |
| apple | macos | < 27 | 27 |
| apple | macos | >= 15.0 < 15.8 | 15.8 |
| apple | macos | >= 26.0 < 26.7 | 26.7 |
| 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 iPadOS/iOS/macOS/tvOS/visionOS/watchOS prior 26.7/27/15.8 Kernel information disclosure
vuldb·2026-09-19·CVSS 5.5
CVE-2026-65405 [MEDIUM] Apple iPadOS/iOS/macOS/tvOS/visionOS/watchOS prior 26.7/27/15.8 Kernel information disclosure
A vulnerability was found in Apple iPadOS, iOS, macOS, tvOS, visionOS and watchOS. It has been rated as problematic. This vulnerability affects unknown code of the component Kernel. This manipulation causes information disclosure.
The identification of this vulnerability is CVE-2026-65405. The attack can only be executed locally. There is no exploit available.
Upgrading the affected component is advised.
GHSA
A memory initialization issue was addressed with improved memory handling.
ghsa_unreviewed·2026-09-14
CVE-2026-65405 [MEDIUM] CWE-457 A memory initialization issue was addressed with improved memory handling.
A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An app may be able to determine kernel memory layout.
No detection rules found.
No public exploits indexed.
https://support.apple.com/en-us/149034https://support.apple.com/en-us/149035https://support.apple.com/en-us/149036https://support.apple.com/en-us/149037https://support.apple.com/en-us/149038https://support.apple.com/en-us/149041https://support.apple.com/en-us/149042https://support.apple.com/en-us/149043
2026-09-14
Published