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In Video HAL, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch…

cve-program · CVE-2026-20521

Published

MediaTek chipset

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "MediaTek, Inc.",
                    "product": "MediaTek chipset",
                    "defaultStatus": "unaffected",
                    "versions": [
                        {
                            "version": "MT2718",
                            "status": "affected"
                        },
                        {
                            "version": "MT6768",
                            "status": "affected"
                        },
                        {
                            "version": "MT6769",
                            "status": "affected"
                        },
                        {
                            "version": "MT6781",
                            "status": "affected"
                        },
                        {
                            "version": "MT6789",
                            "status": "affected"
                        },
                        {
                            "version": "MT6833",
                            "status": "affected"
                        },
                        {
                            "version": "MT6835",
                            "status": "affected"
                        },
                        {
                            "version": "MT6853",
                            "status": "affected"
                        },
                        {
                            "version": "MT6855",
                            "status": "affected"
                        },
                        {
                            "version": "MT6858",
                            "status": "affected"
                        },
                        {
                            "version": "MT6877",
                            "status": "affected"
                        },
                        {
                            "version": "MT6878",
                            "status": "affected"
                        },
                        {
                            "version": "MT6879",
                            "status": "affected"
                        },
                        {
                            "version": "MT6881",
                            "status": "affected"
                        },
                        {
                            "version": "MT6883",
                            "status": "affected"
                        },
                        {
                            "version": "MT6885",
                            "status": "affected"
                        },
                        {
                            "version": "MT6886",
                            "status": "affected"
                        },
                        {
                            "version": "MT6889",
                            "status": "affected"
                        },
                        {
                            "version": "MT6893",
                            "status": "affected"
                        },
                        {
                            "version": "MT6895",
                            "status": "affected"
                        },
                        {
                            "version": "MT6897",
                            "status": "affected"
                        },
                        {
                            "version": "MT6899",
                            "status": "affected"
                        },
                        {
                            "version": "MT6983",
                            "status": "affected"
                        },
                        {
                            "version": "MT6985",
                            "status": "affected"
                        },
                        {
                            "version": "MT6989",
                            "status": "affected"
                        },
                        {
                            "version": "MT6991",
                            "status": "affected"
                        },
                        {
                            "version": "MT6993",
                            "status": "affected"
                        },
                        {
                            "version": "MT8126",
                            "status": "affected"
                        },
                        {
                            "version": "MT8171",
                            "status": "affected"
                        },
                        {
                            "version": "MT8186",
                            "status": "affected"
                        },
                        {
                            "version": "MT8188",
                            "status": "affected"
                        },
                        {
                            "version": "MT8189",
                            "status": "affected"
                        },
                        {
                            "version": "MT8195",
                            "status": "affected"
                        },
                        {
                            "version": "MT8196",
                            "status": "affected"
                        },
                        {
                            "version": "MT8367",
                            "status": "affected"
                        },
                        {
                            "version": "MT8391",
                            "status": "affected"
                        },
                        {
                            "version": "MT8395",
                            "status": "affected"
                        },
                        {
                            "version": "MT8668",
                            "status": "affected"
                        },
                        {
                            "version": "MT8676",
                            "status": "affected"
                        },
                        {
                            "version": "MT8678",
                            "status": "affected"
                        },
                        {
                            "version": "MT8695",
                            "status": "affected"
                        },
                        {
                            "version": "MT8696",
                            "status": "affected"
                        },
                        {
                            "version": "MT8781",
                            "status": "affected"
                        },
                        {
                            "version": "MT8788E",
                            "status": "affected"
                        },
                        {
                            "version": "MT8792",
                            "status": "affected"
                        },
                        {
                            "version": "MT8793",
                            "status": "affected"
                        },
                        {
                            "version": "MT8799",
                            "status": "affected"
                        },
                        {
                            "version": "MT8910",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 11 Nov 16:19 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current