CVE-2026-20541 (GCVE-0-2026-20541)
Vulnerability from cvelistv5 – Published: 2026-10-05 01:40 – Updated: 2026-10-05 01:40
VLAI
EPSS
VEX
Summary
In Modem, there is a possible out of bounds read due to a missing permission check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01774038; Issue ID: MSV-8911.
Severity
No CVSS data available.
CWE
- CWE-126 - Buffer Over-read
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| MediaTek, Inc. | MediaTek chipset |
Affected:
MT2716
Affected: MT2735 Affected: MT2737 Affected: MT6739 Affected: MT6761 Affected: MT6762 Affected: MT6763 Affected: MT6765 Affected: MT6767 Affected: MT6768 Affected: MT6769 Affected: MT6771 Affected: MT6779 Affected: MT6781 Affected: MT6783 Affected: MT6785 Affected: MT6789 Affected: MT6813 Affected: MT6815 Affected: MT6833 Affected: MT6835 Affected: MT6853 Affected: MT6855 Affected: MT6858 Affected: MT6873 Affected: MT6875 Affected: MT6877 Affected: MT6878 Affected: MT6879 Affected: MT6880 Affected: MT6881 Affected: MT6883 Affected: MT6885 Affected: MT6886 Affected: MT6889 Affected: MT6890 Affected: MT6891 Affected: MT6893 Affected: MT6895 Affected: MT6896 Affected: MT6897 Affected: MT6899 Affected: MT6980 Affected: MT6982 Affected: MT6983 Affected: MT6985 Affected: MT6986 Affected: MT6988 Affected: MT6989 Affected: MT6990 Affected: MT6991 Affected: MT6993 Affected: MT8666 Affected: MT8667 Affected: MT8668 Affected: MT8673 Affected: MT8675 Affected: MT8676 Affected: MT8678 Affected: MT8755 Affected: MT8765 Affected: MT8766 Affected: MT8766R Affected: MT8768 Affected: MT8771 Affected: MT8775 Affected: MT8781 Affected: MT8786 Affected: MT8788 Affected: MT8788E Affected: MT8789 Affected: MT8791 Affected: MT8791T Affected: MT8792 Affected: MT8793 Affected: MT8795T Affected: MT8796 Affected: MT8797 Affected: MT8798 Affected: MT8863 Affected: MT8873 Affected: MT8883 Affected: MT8893 |
guessed |
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{
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{
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{
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{
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"status": "affected",
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{
"status": "affected",
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{
"status": "affected",
"version": "MT8883"
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}
],
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"description": "CWE-126 Buffer Over-read",
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"providerMetadata": {
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"shortName": "MediaTek"
},
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}
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"datePublished": "2026-10-05T01:40:21.779Z",
"dateReserved": "2025-11-03T01:30:59.039Z",
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"descriptions": [
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}
],
"id": "CVE-2026-20541",
"lastModified": "2026-10-05T02:16:53.140",
"metrics": {},
"published": "2026-10-05T02:16:53.140",
"references": [
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"url": "https://www.mediatek.com/product-security-bulletin/October-2026"
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"vulnStatus": "Received",
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}
],
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"type": "Primary"
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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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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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