Lowest scoring overtime tie in an NFL game

Lowest scoring overtime tie in an NFL game
Who
Seattle Seahawks, Arizona Cardinals
What
12 point(s)
Where
United States (Glendale)
When
23 October 2016

The lowest scoring overtime tie in an NFL game is 12 points, scored in a 6-6 tie by the Arizona Cardinals and the Seattle Seahawks (both USA) at the University of Phoenix Stadium, Glendale, Arizona, USA, on 23 October 2016.

The teams were tied 6-6 at the end of regular time. In overtime both teams created and then missed field goal opportunities to end the additional time without a score.