An integer overflow 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 be able to cause unexpected application termination or heap corruption.
History

Tue, 28 Jul 2026 20:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-190
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 28 Jul 2026 04:00:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Apple tvos
Apple visionos
Vendors & Products Apple
Apple ios And Ipados
Apple macos
Apple tvos
Apple visionos

Mon, 27 Jul 2026 20:30:00 +0000

Type Values Removed Values Added
Description An integer overflow 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 be able to cause unexpected application termination or heap corruption.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-07-27T20:12:40.417Z

Updated: 2026-07-28T14:58:31.732Z

Reserved: 2026-07-20T18:10:53.025Z

Link: CVE-2026-64774

cve-icon Vulnrichment

Updated: 2026-07-28T14:58:22.730Z

cve-icon NVD

No data.

cve-icon Redhat

No data.