Would Lockdown Mode mitigate any part of this exploit chain? If so, which aspects would it block? The Apple support page mentions that most message attachment

Would Lockdown Mode mitigate any part of this exploit chain? If so, which aspects would it block? The Apple support page mentions that most message attachment types are blocked, *except* for certain images, videos, and audio. Given this, would Lockdown Mode have prevented this exploit? https://support.apple.com/en-us/105120 https://support.apple.com/en-us/105120