CVE-2026-64744

Received Received - Intake

Information Leakage in macOS Kernel Memory

Publication date: 2026-07-27

Last updated on: 2026-07-27

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.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-07-27

Last Modified

2026-07-27

Generated

2026-07-28

AI Q&A

2026-07-28

EPSS Evaluated

N/A

NVD

CVE-2026-64744

EUVD

EUVD-2026-49530

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos_sequoia	15.7.8
apple	macos_sonoma	14.8.8
apple	macos_tahoe	26.6

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

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.

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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