The Samsung Galaxy S6 series getting Android December security patch. But the LG G5 running late, getting November security patch, including AppFlash.
List of the new software versions:
- Galaxy Note 5 (N920VVRU3CQL4)
- Galaxy S6 (G920VVRU4DQL1)
- Galaxy S6 Edge (G925VVRU4DQL1)
- Galaxy S6 Edge+ (G928VVRU3CQL4)
- LG G5 (VS9872CA)
You can check for the update by go to Settings>System updates or Settings>About phone>Check for updates.