Here are the two articles about cats getting H5N1 from raw food diets (two separate incidences).  Currently it is recommended to no longer feed cats any raw diets due to recent infections, some lethal, with Avian H5N1 Flu Virus involving those diets. 

Another H5N1 Influenza Infection in a Cat Linked to a Raw Diet

Raw Pet Food Linked to Fatal H5N1 Influenza Infection in a Cat: Oregon