CVE-2026-64768

Analyzed Analyzed - Analysis Complete

Out-of-Bounds Read in Apple iOS and macOS

Publication date: 2026-07-27

Last updated on: 2026-07-28

Assigner: Apple Inc.

Description

An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6. A remote attacker may cause an unexpected app termination.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-07-27

Last Modified

2026-07-28

Generated

2026-08-17

AI Q&A

2026-07-28

EPSS Evaluated

2026-08-15

NVD

CVE-2026-64768

EUVD

EUVD-2026-49534

Affected Vendors & Products

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)
apple	ipados	to 26.6 (exc)
apple	iphone_os	to 26.6 (exc)
apple	tvos	to 26.6 (exc)
apple	visionos	to 26.6 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-125	The product reads data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This is an out-of-bounds read vulnerability caused by insufficient input validation. It allows a remote attacker to read memory outside the intended boundaries, potentially leading to unexpected app termination.

Detection Guidance

This CVE describes an out-of-bounds read issue in Apple operating systems. Detection typically requires checking system and application logs for crashes or unexpected terminations after processing network or file inputs. No specific commands are provided in the CVE details.

Impact Analysis

The vulnerability may cause apps to crash unexpectedly. If exploited, it could lead to denial of service or expose sensitive data through memory leaks.

Compliance Impact

The provided CVE data does not specify how this vulnerability impacts compliance with standards like GDPR or HIPAA. The issue involves an out-of-bounds read that could cause app termination, but no details are given about data exposure or privacy implications.

Mitigation Strategies

Update affected systems to the latest patched versions: iOS 26.6, iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, or visionOS 26.6.

Hi! I’m here to help you understand CVE-2026-64768. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70