Yesterday's surprising additional update for macOS Mojave 10.14.6 brings EFI firmware updates for four MacBook Pro models, which were probably the ones affected by the bug that caused a core panic when trying to wake up from sleep.
updated models are:
- MacBookPro13,2: updated to 2126.96.36.199.0
- MacBookPro13,3: updated to 2188.8.131.52.0
- MacBookPro14,2: updated to 184.108.40.206.0  MacBookPro14, 3: Updated to 220.127.116.11.0.
I updated the current EFI firmware version table to reflect these changes, and my GitHub data was used by SilentKnight and
If you have a MacBook Pro 1
As far as I can see, Apple has still not released any confirmation of this issue, nor any security release notes for it.
(Thanks to Robert Blair for paying attention to this firmware update.)