Kernel Memory Disclosure in macOS by Apple Products
CVE-2026-64776

Currently unrated

Key Information:

Vendor: Apple
Status: Mac OS
Vendor: CVE Published:; 27 July 2026

What is CVE-2026-64776?

A vulnerability exists in macOS that could allow an application to disclose sensitive kernel memory. This issue has been addressed through improved bounds checks in the affected versions of macOS, specifically macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6. Users are encouraged to update their systems to protect against potential exploitation.

Affected Version(s)

macOS 0 < 14.8.8

macOS 0 < 15.7.8

macOS 0 < 26.6

References

https://support.apple.com/en-us/128067

https://support.apple.com/en-us/128071

https://support.apple.com/en-us/128072

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Jul 27, 2026
Vulnerability Reserved
Jul 20, 2026

CVE-2026-64776 Data

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