CVE-2026-64771

9.8 CRITICAL
Published: July 27, 2026 Modified: July 28, 2026
View on NVD

Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6. A remote attacker may be able to cause unexpected application termination or heap corruption.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://support.apple.com/en-us/128066
Source: product-security@apple.com
Release Notes Vendor Advisory
https://support.apple.com/en-us/128067
Source: product-security@apple.com
Release Notes Vendor Advisory
https://support.apple.com/en-us/128069
Source: product-security@apple.com
Release Notes Vendor Advisory
https://support.apple.com/en-us/128070
Source: product-security@apple.com
Release Notes Vendor Advisory
https://support.apple.com/en-us/128071
Source: product-security@apple.com
Release Notes Vendor Advisory

5 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

apple