CVE-2026-64771

CRITICAL

Apple Ios And iPadOS - Buffer Overflow

Title source: rule
STIX 2.1

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.

Scores

CVSS v3 9.8
EPSS 0.0045
EPSS Percentile 36.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-119
Status published
Products (10)
Apple/iOS and iPadOS < 26.6
apple/ipados < 26.6
apple/iphone_os < 26.6
Apple/macOS < 15.7.8
Apple/macOS < 26.6
apple/macos 15.0 - 15.7.8
Apple/tvOS < 26.6
apple/tvos < 26.6
Apple/visionOS < 26.6
apple/visionos < 26.6
Published Jul 27, 2026
Tracked Since Jul 28, 2026