The Saints and Hudson agreed to terms Thursday on a one-year contract, Mike Garafolo of NFL Network reports.
Hudson finished the 2023 season with 74 tackles (44 solo), two pass defenses and a sack in 17 games (eight starts).
Hudson totaled 15 tackles (10 solo) and deflected two passes Sunday in a loss to the Jets.
The Commanders signed Hudson to a one-year deal Sunday, Sam Fortier of The Washington Post reports.
Hudson was signed to the Commanders' practice squad Friday.
Hudson spent time working with Washington's first-team defense during minicamp earlier this June, Ben Standig of The Athletic reports.
Hudson (ankle) was designated to return from injured reserve Friday.
Hudson (ankle) was activated from the reserve/COVID-19 list Saturday,
Hudson (ankle) was placed on the reserve/COVID-19 list Friday, Nicki Jhabvala of The Washington Post reports.
Washington placed Hudson (ankle) on injured reserve Tuesday.