
No financial details of the deal, made possible because the Russian transfer window is not yet closed, were given.
Kerzhakov, 25, made a bright start at Sevilla after joining from Zenit St. Petersburg in December 2006.
This season, however, he has hardly got on the field at all, due to the good form of first-choice strikepair Luis Fabiano - top scorer in La Liga with 19 goals - and Frederic Kanoute. Kerzhakov has started just six league matches this season and scored three goals.
DPA