December 11, 2023

Apple has released security updates to backport patches that address an actively exploited zero-day flaw CVE-2023-23529 for older iPhones and iPads.

The CVE-2023-23529 flaw is a type of confusion issue in WebKit that was addressed with improved checks. The flaw impacts iOS, iPadOS, and macOS.

Apple addressed the vulnerability in February 2023, An attacker can trick the victim into visiting malicious web pages to trigger the vulnerability and cause OS crashes or potentially gain arbitrary code execution on vulnerable devices.


Now Apple released security updates to fix the issue in iOS 15.7.4 and iPadOS 15.7.4. The vulnerability impacted iPhone 6s (all models), iPhone 7 (all models), iPhone SE (1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch (7th generation) devices.

In January 2023, Apple backported the security updates for another zero-day vulnerability, tracked as CVE-2022-42856, to older iPhones and iPads.

To secure older devices against attacks exploiting the above issue, Apple released iOS 12.5.7. The patches are also available for iPhone 5s, iPhone 6, iPhone 6 Plus, iPad Air, iPad mini 2, iPad mini 3, and iPod touch (6th generation)

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