Canon will soon announce a new RF 24-50mm f/4.5-6.3 IS STM full frame mirrorless lens according to Nikishita (via digicame-info). The official announcement will most likely happen at the CP+ show later this month.
Nikon already has a Nikkor Z 24-50mm f/4-6.3 lens and I assume the Canon version will be very similar:
Canon started a new rebates program in the US (Adorama and B&H) and Europe (Foto Koch, Foto Erhardt, Calumet):