Critical severity9.8NVD Advisory· Published Jul 27, 2026· Updated Aug 17, 2026
CVE-2026-43802
CVE-2026-43802
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- Range: before 18.7.10
- Range: before 18.7.10
- Range: before 15.7.8
Patches
Vulnerability mechanics
References
4- support.apple.com/en-us/128067nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128071nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128072nvdRelease NotesVendor Advisory
- support.apple.com/en-us/148287nvd
News mentions
2- Apple Patches iOS and macOS, (Mon, Aug 17th)SANS Internet Storm Center · Aug 17, 2026
- Apple Patches Everything (July 2026), (Wed, Jul 29th)SANS Internet Storm Center · Jul 29, 2026