War of the Dead Things by Ryan M. Williams

Dead things made Stefan Roland's film career. Now his career needs resurrection. He isn't the daring young filmmaker now. He must show everyone that he isn't ready to shamble off into the sunset.

The Soviets move into Afghanistan. Stefan hears rumors that someone is using zombies in this conflict. It's an opportunity he can't miss. With his small crew he heads to Afghanistan to try and capture the new terrors of war.