In Modem, there is a possible out of bounds read due to a missing bounds 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: MOLY01876664; Issue ID: MSV-9834.

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

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Advisories

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Fixes

Solution

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Workaround

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References
Link Providers
https://www.mediatek.com/product-security-bulletin/November-2026 cve-icon cve-icon
History

Mon, 02 Nov 2026 05:15:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bounds Read in MediaTek Modem Firmware Allows Remote Denial of Service

Mon, 02 Nov 2026 02:45:00 +0000

Type Values Removed Values Added
Description In Modem, there is a possible out of bounds read due to a missing bounds 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: MOLY01876664; Issue ID: MSV-9834.
Weaknesses CWE-125
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published:

Updated: 2026-11-02T02:33:15.546Z

Reserved: 2025-11-03T01:30:59.043Z

Link: CVE-2026-20555

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-02T03:17:32.557

Modified: 2026-11-02T03:17:32.557

Link: CVE-2026-20555

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-02T05:00:10Z

Weaknesses