CVE-2026-20485

MEDIUM

MediaTek Chipset - Out-of-bounds Write

Title source: rule
STIX 2.1

Description

In HFRP, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11049569; Issue ID: MSV-7931.

Scores

CVSS v3 6.0
EPSS 0.0011
EPSS Percentile 1.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-787
Status published
Products (1)
MediaTek, Inc./MediaTek chipset MT6993
Published Aug 03, 2026
Tracked Since Aug 03, 2026