Several aerial attacks on Wednesday threatened residents of Heiban County in Nuba Mountains.
Sudan air force dropped several bombs targeting houses, Voice of Peace reported.
Angry civilians urged the international community to force Khartoum to immediately cease attacking innocent civilians in Nuba Mountains of South Kordofan.
Some learning institutions and primary schools were closed following the aerial attacks.
Anonymous source said SAF dropped bombs in Kauda, destroying three houses including properties and dropped eight other bombs in Alazrek injuring five people and destroyed three other houses.
Sudan Government and SPLM-N began fighting since 2011 after elections and popular consultations failed in South Kordofan and Blue Nile states.