While two critically injured CRPF jawans have been sent to Ranchi Apollo Hospital, the rest six including the OC have been rushed to Anugrah Narayan Magadh Medical College in Gaya.
Inspector General of Police (Operation) Amit Kumar said a joint team of CRPF and Bihar police was defusing the landmine planted by ultras in Dibra police station area of Aurangabad district when it went off.
The IG said two IEDs were recovered from the spot.
Additional Director General of Police (Law and Order) S K Bhardwaj said the incident took place when the forces were defusing landmines.
Sources in the CRPF control room, however, said that while the CRPF team along with the OC of Dibra police station were on way for a search operation in a jungle near Gopal Dera village, the Maoists triggered landmines.