The BlastDoor sandbox was added since then (which project zero also has a post on), but this exploit happened outside the blastdoor sandbox, so that doesn't change anything.
If previous iMessage exploits are anything to go on, it's likely this gives unsandboxed root access to all memory on the device.
The BlastDoor sandbox was added since then (which project zero also has a post on), but this exploit happened outside the blastdoor sandbox, so that doesn't change anything.
If previous iMessage exploits are anything to go on, it's likely this gives unsandboxed root access to all memory on the device.