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Apple Releases iOS 12.4.1 Update – Fixes Jailbreak Vulnerability

Apple Releases iOS 12.4.1 Update – Fixes Jailbreak Vulnerability

Apple on Monday released iOS 12.4.1, a minor update for iOS 12.4. The update provides a fix for the vulnerability that allowed jailbreaking iOS 12.4.

The iOS 12.4.1 update is available as a free update on all compatible devices as an over-the-air download by going to the Settings app and tapping “General” -> “Software Update.”

An Apple support document explains the iOS 12.4.1 fix as follows:

Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation 

Impact: A malicious application may be able to execute arbitrary code with system privileges 

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

CVE-2019-8605: Ned Williamson working with Google Project Zero

Apple also included the following thank you in the document:

We would like to acknowledge @Pwn20wnd for their assistance.

Security researchers found that iOS 12.4, which was released in June, reintroduced a bug found by a Google hacker that was fixed in iOS 12.3. That meant it was relatively easy to not only jailbreak up to date iPhones, but also hack iPhone users.

Today’s update fixes that and includes “important security and stability updates” and is recommended for all users.

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