CVE-2026-64749

Published: Jul 27, 2026Modified: Aug 17, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

The issue was addressed with improved memory handling. 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, visionOS 26.6. An app may be able to cause unexpected system termination or corrupt kernel memory.

Affected (5)

Products: Apple: Ipados, Iphone Os, Macos, Visionos

4 products

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Apple Ipados	Before 26.6
Apple Iphone Os	Before 26.6
Apple Macos	From 15.0 to 15.7.8
Apple Macos	From 26.0 to 26.6
Apple Visionos	Before 26.6

Related CWEs

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (5)

https://support.apple.com/en-us/128066

Source: product-security@apple.com

Release NotesVendor Advisory

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

Source: product-security@apple.com

Release NotesVendor Advisory

https://support.apple.com/en-us/128070

Source: product-security@apple.com

Release NotesVendor Advisory

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

Source: product-security@apple.com

Release NotesVendor Advisory

https://support.apple.com/en-us/148287

Source: product-security@apple.com

Timeline

No history available yet.