Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.
Affected products
apple: ipados; apple: iphone os; apple: macos
References3
- support.apple.com/en-us/149041 Vendor AdvisoryRelease Notes
- support.apple.com/en-us/149042 Vendor AdvisoryRelease Notes
- support.apple.com/en-us/149043 Vendor AdvisoryRelease Notes
Metrics
- CVSS 3.1
-
5.5
MEDIUM
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 4 · as of 9 November 2026
- CWE
- CWE-787
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.