CVE-2026-43768
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Unexpected System Termination in macOS

Publication date: 2026-07-27

Last updated on: 2026-07-29

Assigner: Apple Inc.

Description
The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.

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Meta Information

Published
2026-07-27
Last Modified
2026-07-29
Generated
2026-08-17
AI Q&A
2026-07-28
EPSS Evaluated
2026-08-15
NVD
CVE-2026-43768
EUVD
EUVD-2026-49505

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
apple macos From 14.0 (inc) to 14.8.8 (exc)
apple macos From 15.0 (inc) to 15.7.8 (exc)
apple macos From 26.0 (inc) to 26.6 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-400 The product does not properly control the allocation and maintenance of a limited resource.

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Executive Summary

This vulnerability involves an issue with memory handling in Apple operating systems. An app could potentially cause unexpected system termination by exploiting this flaw.

Detection Guidance

This vulnerability is addressed in specific macOS updates. Detection involves checking your macOS version against the fixed versions: macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, or macOS Tahoe 26.6. Use the command 'sw_vers' in Terminal to check your current macOS version.

Impact Analysis

An attacker could exploit this to crash your system unexpectedly, leading to data loss or disruption of services if you are using affected Apple macOS versions.

Compliance Impact

The provided CVE data does not specify any direct impact on compliance with standards like GDPR or HIPAA. The vulnerability involves unexpected system termination due to memory handling issues, which may affect data integrity or availability but lacks details on regulatory implications.

Mitigation Strategies

Update to the latest patched versions of macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, or macOS Tahoe 26.6 to address the memory handling issue.

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