In 254, in company with Xiahou Xuan and Zhang Ji (張緝), he ploted to kill Sima Shi. However Sima Shi sensed their scheme and called Li Feng to his mansion. Le Feng was interrogated and was cut in half in the waist. After then he accused of treason and his family were executed. 
He is a son of Li Yi Feng (李義). Li Tao (李韜) is his son. Li Wan (李婉), the wife of Jia Chong was his daughter.