CVE-2026-43655
HIGH 7.3EPSS 0.4%
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, watchOS 26.5. An app may be able to cause unexpected system termination or read kernel memory.
- Affected
- Apple · iOS and iPadOS · macOS · tvOS · watchOS
- CVSS v3.1 CNA
- 7.3 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L - EPSS
- 0.39% chance of exploitation in the next 30 days, 32nd percentile
- Published
- 2026-05-11
- Updated
- 2026-05-12
Proof-of-concept exploits (1)
- Somisomair/CVE-2026-43655-AppleM2ScalerCSCDriver-UAF0★ · 2026-06-21
Security advisories
- https://support.apple.com/en-us/127110
- https://support.apple.com/en-us/127115
- https://support.apple.com/en-us/127118
- https://support.apple.com/en-us/127119