CVE-2026-20417

MEDIUM

Android MediaTek chipset - Out-of-bounds Write in PCIe Component

Title source: llm

Description

In pcie, 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: ALPS10314946 / ALPS10340155; Issue ID: MSV-5154.

References (1)

Core 1

Core References

Vendor Advisory

https://corp.mediatek.com/product-security-bulletin/February-2026

Scores

CVSS v3 5.3

EPSS 0.0000

EPSS Percentile 0.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-787

Status published

Products (8)

google/android 15.0

google/android 16.0

MediaTek, Inc./MediaTek chipset MT6991

MediaTek, Inc./MediaTek chipset MT6993

MediaTek, Inc./MediaTek chipset MT8678

MediaTek, Inc./MT6991 ALPS10314946 / ALPS10340155

MediaTek, Inc./MT6993 ALPS10314946 / ALPS10340155

MediaTek, Inc./MT8678 ALPS10314946 / ALPS10340155

Published Feb 02, 2026

Tracked Since Feb 18, 2026