A type confusion issue was addressed with improved checks.

iOS 15.8.7 and iPadOS 15.8.7
Released March 11, 2026

Kernel
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE (1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch (7th generation)

Impact: An app may be able to execute arbitrary code with kernel privileges. This fix associated with the Coruna exploit was shipped in iOS 17 on September 18, 2023. This update brings that fix to devices that cannot update to the latest iOS version.

Description: A use-after-free issue was addressed with improved memory management.

CVE-2023-41974: Félix Poulin-Bélanger

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE (1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch (7th generation)

Impact: Processing maliciously crafted web content may lead to arbitrary code execution. This fix associated with the Coruna exploit was shipped in iOS 17.3 on January 22, 2024. This update brings that fix to devices that cannot update to the latest iOS version.
Description: A type confusion issue was addressed with improved checks.
WebKit Bugzilla: 267134
CVE-2024-23222

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE (1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch (7th generation)

Impact: Processing maliciously crafted web content may lead to memory corruption. This fix associated with the Coruna exploit was shipped in iOS 16.6 on July 24, 2023. This update brings that fix to devices that cannot update to the latest iOS version.
Description: A use-after-free issue was addressed with improved memory management.
WebKit Bugzilla: 255951
CVE-2023-43000: Apple

WebKit
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE (1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch (7th generation)

Impact: Processing maliciously crafted web content may lead to memory corruption. This fix associated with the Coruna exploit was shipped in iOS 17.2 on December 11th, 2023. This update brings that fix to devices that cannot update to the latest iOS version.
Description: The issue was addressed with improved memory handling.
WebKit Bugzilla: 260913
CVE-2023-43010: Apple