CVE-2026-64744
Analyzed Analyzed - Analysis Complete

Information Leakage in macOS Kernel Memory

Publication date: 2026-07-27

Last updated on: 2026-07-28

Assigner: Apple Inc.

Description
An information leakage was addressed with additional validation. 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 disclose kernel memory.

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Meta Information

Published
2026-07-27
Last Modified
2026-07-28
Generated
2026-08-17
AI Q&A
2026-07-28
EPSS Evaluated
2026-08-16
NVD
CVE-2026-64744
EUVD
EUVD-2026-49530

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)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

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Executive Summary

This vulnerability is an information leakage issue in Apple operating systems. It allows an app to potentially access and disclose kernel memory, which could expose sensitive data. The issue was fixed in specific updates for macOS Sequoia, Sonoma, and Tahoe.

Detection Guidance

This vulnerability is an information leakage issue in Apple macOS versions prior to Sequoia 15.7.8, Sonoma 14.8.8, and Tahoe 26.6. Detection requires checking your macOS version against the patched releases. Use the command 'sw_vers' in Terminal to verify your current macOS version.

Impact Analysis

If exploited, this vulnerability could allow malicious apps to read sensitive kernel memory, potentially exposing passwords, encryption keys, or other confidential data stored in memory. This could compromise user privacy and system security.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, violating privacy regulations like GDPR or HIPAA. Organizations using affected macOS versions may face compliance risks if sensitive data is leaked due to this issue.

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 information leakage issue.

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