VDB
CVE-2026-64747
CVE-2026-64747
PUBLISHED
CVSS 7.8 HIGH
Reported by apple · Published July 27, 2026
A buffer overflow was addressed with improved size 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, watchOS 26.6. An app may be able to execute arbitrary code with kernel privileges.
Risk Scores
CVSS 3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | iOS and iPadOS | 0 |
| Apple | macOS | 0, 0, 0 |
| Apple | tvOS | 0 |
| Apple | visionOS | 0 |
| Apple | watchOS | 0 |
| Apple | tvOS | 0, 0, 0 |
| Apple | iOS and iPadOS | 0, 0, 0 |
| Apple | macOS | 0, 0, 0 |
| Apple | watchOS | 0, 0, 0 |
| Apple | visionOS | 0, 0, 0 |
Timeline
- Jul 27, 2026 CVE Published
- Jul 28, 2026 Coalition ESS Score
- Jul 28, 2026 Security Advisory