Some Huawei smart phones with software EVA-L09C34B142; EVA-L09C40B196; EVA-L09C432B210; EVA-L09C440B138; EVA-L09C464B150; EVA-L09C530B127; EVA-L09C55B190; EVA-L09C576B150; EVA-L09C635B221; EVA-L09C636B193; EVA-L09C675B130; EVA-L09C688B143; EVA-L09C703B160; EVA-L09C706B145; EVA-L09GBRC555B171; EVA-L09IRLC368B160; EVA-L19C10B190; EVA-L19C185B220; EVA-L19C20B160; EVA-L19C432B210; EVA-L19C636B190; EVA-L29C20B160; EVA-L29C636B191; EVA-TL00C01B198; VIE-L09C02B131; VIE-L09C109B181; VIE-L09C113B170; VIE-L09C150B170; VIE-L09C25B120; VIE-L09C40B181; VIE-L09C432B181; VIE-L09C55B170; VIE-L09C605B131; VIE-L09ITAC555B130; VIE-L29C10B170; VIE-L29C185B181; VIE-L29C605B131; VIE-L29C636B202 have a denial of service (DoS) vulnerability. An attacker can trick a user to install a malicious application to exploit this vulnerability. Successful exploitation can cause camera application unusable.