A brief protest by a performer at Kendrick Lamar’s Super Bowl halftime show unfurled a flag emblazoned with the words Sudan and Gaza, two wars in the Middle East that have killed tens of thousands of people.

No one involved with the production was aware of the individual’s intent,” the N.F.L. said in a statement about the protest during Kendrick Lamar’s show.

The man was an entertainer during Kendrick Lamar’s performance, but his demonstration was not part of the script, the NFL said.