Looks like a new ATT (H931) update is available.

[ManiacJoe]

The ATT website is not yet updated with the details of the patch.

I will probably do the update later today or tomorrow when it is convenient.

 

[fwaits]

November Security Update (Nov 1, 2018). No idea if other fixes.

 

[ManiacJoe]

The ATT website was eventually updated.
----------------------------------------------------------------------
Here is the current update: Android 8.0.0 Oreo

The details
Release date: November 21, 2018
Android version: 8.0.0
Security patch level (SPL): November 1, 2018
Baseband version: MPSS.AT.2.5.c1.2-00034-8998_GEN_PACK-1
Build number: OPR1.170623.026
Software version: H93120h
File size: 298MB

The updates
What's changing: Android device security updates