CVE-2026-20501

MediaTek's vdec (video decoder) is affected by a heap buffer overflow that can cause an out-of-bounds write, enabling local escalation of privilege without requiring any prior execution privileges or user interaction. The vulnerability is rated CVSS 8.4 (HIGH) with impacts to confidentiality, int...

CVE-2026-20502

CVE-2026-20502 affects the vdec (video decoder) component in MediaTek platforms. The root cause is an out-of-bounds write resulting from a missing bounds check , which can lead to local privilege escalation requiring no additional execution privileges and no user interaction. The vulnerability is...

CVE-2026-20503

CVE-2026-20503 affects the Modem component in MediaTek devices. A missing bounds check can cause a system crash, leading to remote denial of service when a user equipment (UE) connects to a rogue base station controlled by the attacker. No additional execution privileges or user interaction are r...

CVE-2026-20500

CVE-2026-20500 affects the Modem component in MediaTek devices. The vulnerability stems from improper input validation , which can cause a system crash resulting in a local denial of service . Exploitation requires User execution privileges and, per the vendor description, user interaction . The ...