CVE-2026-20456 (GCVE-0-2026-20456)
Vulnerability from cvelistv5 – Published: 2026-06-01 03:20 – Updated: 2026-06-01 03:20
VLAI
Summary
In wlan STA driver, there is a possible system crash due to a missing bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480851; Issue ID: MSV-6338.
Severity
No CVSS data available.
CWE
- CWE-787 - Out-of-bounds Write
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MediaTek, Inc. | MediaTek chipset |
Affected:
MT7902
Affected: MT7920 Affected: MT7921 Affected: MT7922 Affected: MT7925 Affected: MT7927 |
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"vendor": "MediaTek, Inc.",
"versions": [
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"status": "affected",
"version": "MT7922"
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"problemTypes": [
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"description": "CWE-787 Out-of-bounds Write",
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"type": "CWE"
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"providerMetadata": {
"dateUpdated": "2026-06-01T03:20:14.379Z",
"orgId": "ee979b05-11f8-4f25-a7e0-a1fa9c190374",
"shortName": "MediaTek"
},
"references": [
{
"url": "https://corp.mediatek.com/product-security-bulletin/June-2026"
}
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"cveMetadata": {
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"assignerShortName": "MediaTek",
"cveId": "CVE-2026-20456",
"datePublished": "2026-06-01T03:20:14.379Z",
"dateReserved": "2025-11-03T01:30:59.014Z",
"dateUpdated": "2026-06-01T03:20:14.379Z",
"state": "PUBLISHED"
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}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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