Multiple MediaTek chip ril denial-of-service vulnerabilities

MediaTek Inc. is the world’s fourth largest fab semiconductor company and a market leader in mobile devices, smart home applications, wireless connectivity technologies and IoT products, with approximately 1.5 billion devices with MediaTek chips built into them available worldwide each year. Several MediaTek chips have a denial-of-service vulnerability that stems from incorrect boundary checking in ril, which can be exploited by attackers to launch remote denial-of-service attacks.