The Raiders also announced Thursday that they waived tight end Scott Simonson and waived linebacker Jacoby Hale with an injury designation. Oakland also placed receiver Andre Debose on the reserve-injured list and waived linebacker Miles Burris from that list.
Durham has played 27 games for Tennessee, Detroit and Seattle over the past four seasons. He has 55 career catches for 699 yards and three touchdowns. He caught six passes for 54 yards last year with Tennessee.
Williams played four years at Virginia Tech, recording 10 1/2 tackles for loss and 3 1/2 sacks.
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