In display, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious act…
cve CVE-2025-20785 1 source, 1 claim · Watch
NVD writes:
In display, there is a possible memory corruption due to use after free. 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: ALPS10149882; Issue ID: MSV-4677. the claim
In display, there is a possible memory corruption due to use after free. 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: ALPS10149882; Issue ID: MSV-4677. the claim
- Severity
- MEDIUM NVD
- CVSS
- 6.7 NVD
- Vendor
- MediaTek, Inc. NVD
- Product
- MediaTek chipset NVD
- CWE
- CWE-416 NVD
How far exploitation has got
- No public code known
- Proof of concept
- Proof of concept, verified
- A Metasploit module
- Exploited in the wild
- Used in ransomware campaigns
Timeline
| 2026-01-06 | first spoke of it: In display, there is a possible memory corruption due to use after free. 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: ALPS10149882; Issue ID: MSV-4677. | NVD |
In display, there is a possible memory corruption due to use after free. 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: ALPS10149882; Issue ID: MSV-4677.
What it is to other things
In words only, so not counted until a person confirms one:
| made_by | mediatek_incNVD says “MediaTek, Inc.” |
| affects | mediatek_inc/mediatek_chipsetNVD says “MediaTek, Inc. · MediaTek chipset” |
Every value, with what each source said and its receipt
| Property | Source | Said | Means here | ||||
|---|---|---|---|---|---|---|---|
| Automatable automatable | NVD | no At least one of those steps needs a person. receipt
What the source handed over{
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} | — | ||||
| CVSS cvss | NVD | 6.7receipt
What the source handed over{
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} | — | ||||
| CVSS vector cvss_vector | NVD | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hreceipt
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} | — | ||||
| CWE cwe | NVD | CWE-416receipt
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| Exploitation exploitation | NVD | none No evidence of exploitation, and no public proof of concept. receipt
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} | — | ||||
| Product product | NVD | MediaTek chipsetreceipt
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} | — | ||||
| Severity severity | NVD | MEDIUM From 4.0 to 6.9. receipt
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} | — | ||||
| Technical impact technical_impact | NVD | total The attacker gains full control of the component, or all of its information. receipt
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} | — | ||||
| Vendor vendor | NVD | MediaTek, Inc.receipt
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"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In display, there is a possible memory corruption due to use after free. 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: ALPS10149882; Issue ID: MSV-4677."
},
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"value": "En la visualización, hay una posible corrupción de memoria debido a un uso después de la liberación. Esto podría conducir a una escalada local de privilegios si un actor malicioso ya ha obtenido el privilegio de Sistema. No se necesita interacción del usuario para la explotación. ID del parche: ALPS10149882; ID del problema: MSV-4677."
}
],
"id": "CVE-2025-20785",
"lastModified": "2026-09-30T22:10:00.273",
"metrics": {
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"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 6.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
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{
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],
"role": "CISA Coordinator",
"timestamp": "2026-01-07T04:55:31.119459Z",
"version": "2.0.3"
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"published": "2026-01-06T02:15:42.803",
"references": [
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"source": "security@mediatek.com",
"tags": [
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"url": "https://corp.mediatek.com/product-security-bulletin/January-2026"
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],
"sourceIdentifier": "security@mediatek.com",
"vulnStatus": "Analyzed",
"weaknesses": [
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"description": [
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"value": "CWE-416"
}
],
"source": "security@mediatek.com",
"type": "Secondary"
}
]
}
} | — |
Every claim, by kind
vulnerability
| In display, there is a possible memory corruption due to use after free. 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: ALPS10149882; Issue ID: MSV-4677. zetlyn/cve-nvd · 2026-01-06 | automatable no cvss 6.7 cvss_vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H cwe CWE-416 exploitation none product MediaTek chipset severity MEDIUM status Analyzed technical_impact total vendor MediaTek, Inc. | source |