Esteemed security researcher Ian Beer published a piece to the Google Project Zero blog on Friday that appears to describe a kernel-level vulnerability proof of concept (PoC) using CVE-2021-30949.
iOS 15.1.1
Apple stops signing iOS 15.1 & 15.1.1 following newer iOS 15.2 release
Apple just this evening stopped signing iOS and iPadOS 15.1.1 (for the iPhone 12 and 13 lineups) and iOS and iPadOS 15.1 for all the rest of the company’s mobile devices after releasing iOS and iPadOS 15.2 just last week.
One of Kunlun Lab’s kernel exploits was patched in iOS 15.2, and a write-up could be coming soon
When Apple released iOS & iPadOS 15.2 on Monday, it closed a large number of security holes that could have been used for jailbreaking, including a handful that were used by the Pangu Team to remotely pwn an iPhone 13 Pro on the first day of TianfuCup 2021.
Apple stops signing iOS 15.1 for iPhone 12 & 13 lineups following iOS 15.1.1 update
Apple released iOS 15.1.1 for the iPhone 12 & 13 lineups a couple of Mondays ago with an important bug fix pertaining to dropped phone calls. Although I hadn’t experienced this problem myself, it was obviously experienced by enough users that it warranted a resolution from the OEM.