Apple has released a security update for older iPhones and iPads that are no longer supported by the new OS version.
iOS 15.8.7 and iPadOS 15.8.7
https://support.apple.com/ko-kr/126632
Target devices: iPhone 6s (all models), iPhone 7 (all models), iPhone SE (1st generation), iPad Air 2, iPad mini (4th generation), iPod touch (7th generation)
iOS 16.7.15 and iPadOS 16.7.15
https://support.apple.com/ko-kr/126646
Target devices: iPhone 8, iPhone 8 Plus, iPhone X, iPad (5th generation), iPad Pro (9.7-inch), iPad Pro (12.9-inch, 1st generation)
This update addresses vulnerabilities discovered by the Google Threat Intelligence Group.
For technical details, please refer to the Google Cloud Blog link below.
[Urgent Analysis] Targeting Your iPhone: Everything About the Powerful Exploit Kit 'Coruna'
https://cloud.google.com/blog/ko/topics/threat-intelligence/coruna-powerful-ios-exploit-kit