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9.8

iOS and macOS: App Crash Risk from Improper Memory Handling

CVE-2026-43812 · published 2 months ago
Summary

An issue in iOS and macOS allowed an app to potentially cause the system to crash. This issue has been fixed in the latest updates, so make sure to install the latest versions of iOS, iPadOS, macOS, tvOS, and visionOS to stay protected.

What to do
  • Update apple tvos to version 26.6 or later.
  • Update apple visionos to version 26.6 or later.
  • Update apple ipados to version 26.6 or later.
  • Update apple iphone_os to version 26.6 or later.
Affected software
VendorProductAffected versions
apple ios and ipados < 26.6
< 18.7.10
apple macos < 15.7.8
>= 15.0, < 15.7.8
>= 26.0, < 26.6
apple tvos < 26.6
apple visionos < 26.6
apple ipados < 26.6
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
apple iphone_os < 26.6
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Original advisory text
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, tvOS 2...
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6. An app may be able to cause unexpected system termination.
References
Severity
9.8 Critical
Exploitation
EPSS <1%
Type
CWE-416Use After Free
Timeline
Published27 Jul 2026
Updated27 Sep 2026
First seen27 Jul 2026
Sources
CVE-2026-43812 · NVD
CVE-2026-43812 · MITRE
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