CVE-2026-20439

MEDIUM

Android MediaTek imgsys - Use-After-Free Denial of Service

Title source: llm

Description

In imgsys, there is a possible system crash due to use after free. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10431955; Issue ID: MSV-5826.

References (1)

Core 1

Core References

Various Sources

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

Scores

CVSS v3 4.4

EPSS 0.0001

EPSS Percentile 0.4%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-416

Status published

Products (11)

google/android 15.0

MediaTek, Inc./MediaTek chipset MT2718

MediaTek, Inc./MediaTek chipset MT6899

MediaTek, Inc./MediaTek chipset MT6991

MediaTek, Inc./MediaTek chipset MT8678

MediaTek, Inc./MediaTek chipset MT8793

MediaTek, Inc./MT2718 ALPS10431955

MediaTek, Inc./MT6899 ALPS10431955

MediaTek, Inc./MT6991 ALPS10431955

MediaTek, Inc./MT8678 ALPS10431955

... and 1 more

Published Mar 02, 2026

Tracked Since Mar 02, 2026