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: MOLY01774038; Issue ID: MSV-8912.
Published: 2026-10-05
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
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Remediation

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History

Tue, 06 Oct 2026 21:15:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mediatek Chipset
Vendors & Products Mediatek
Mediatek mediatek Chipset

Mon, 05 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in MediaTek Modem Enables Remote Denial of Service via Rogue Base Station

Mon, 05 Oct 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 05 Oct 2026 05:00:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read in MediaTek Modem Enables Remote Denial of Service via Rogue Base Station

Mon, 05 Oct 2026 02:15:00 +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: MOLY01774038; Issue ID: MSV-8912.
Weaknesses CWE-126
References

Subscriptions

Mediatek Mediatek Chipset
cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published:

Updated: 2026-10-05T10:13:13.551Z

Reserved: 2025-11-03T01:30:59.039Z

Link: CVE-2026-20540

cve-icon Vulnrichment

Updated: 2026-10-05T10:12:41.849Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-05T02:16:53.010

Modified: 2026-10-06T15:05:34.080

Link: CVE-2026-20540

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-06T21:00:06Z

Weaknesses