Description
In ccci, there is a possible out of bounds write and read due to a missing bounds check. This could lead to local information disclosure, memory corruption, crashes, or privilege escalation if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS11428950 (Note: For MT6880, MT6890) / ALPS10563453 (Note: For MT6980D, MT6990, MT6986, MT6986D, MT6813, MT6988) / AUTO00858766 (Note: For MT2735, MT2737); Issue ID: MSV-9893.
Published: 2026-10-05
Score: 6.7 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 09 Oct 2026 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mt2735
Mediatek mt2735 Firmware
Mediatek mt2737
Mediatek mt2737 Firmware
Mediatek mt6813
Mediatek mt6813 Firmware
Mediatek mt6880
Mediatek mt6880 Firmware
Mediatek mt6890
Mediatek mt6890 Firmware
Mediatek mt6980d
Mediatek mt6980d Firmware
Mediatek mt6986
Mediatek mt6986 Firmware
Mediatek mt6986d
Mediatek mt6986d Firmware
Mediatek mt6988
Mediatek mt6988 Firmware
Mediatek mt6990
Mediatek mt6990 Firmware
CPEs cpe:2.3:h:mediatek:mt2735:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt2737:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6813:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6880:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6980d:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6986:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6986d:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6988:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6990:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt2735_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt2737_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6813_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6880_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6890_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6980d_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6986_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6986d_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6988_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6990_firmware:-:*:*:*:*:*:*:*
Vendors & Products Mediatek
Mediatek mt2735
Mediatek mt2735 Firmware
Mediatek mt2737
Mediatek mt2737 Firmware
Mediatek mt6813
Mediatek mt6813 Firmware
Mediatek mt6880
Mediatek mt6880 Firmware
Mediatek mt6890
Mediatek mt6890 Firmware
Mediatek mt6980d
Mediatek mt6980d Firmware
Mediatek mt6986
Mediatek mt6986 Firmware
Mediatek mt6986d
Mediatek mt6986d Firmware
Mediatek mt6988
Mediatek mt6988 Firmware
Mediatek mt6990
Mediatek mt6990 Firmware

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

Type Values Removed Values Added
Title Out-of-Bounds Write in MediaTek ccci Component

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

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

ssvc

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


Mon, 05 Oct 2026 04:45:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Write in MediaTek ccci Component

Mon, 05 Oct 2026 04:00:00 +0000

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

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

Type Values Removed Values Added
Description In ccci, there is a possible out of bounds write and read due to a missing bounds check. This could lead to local information disclosure, memory corruption, crashes, or privilege escalation if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS11428950 (Note: For MT6880, MT6890) / ALPS10563453 (Note: For MT6980D, MT6990, MT6986, MT6986D, MT6813, MT6988) / AUTO00858766 (Note: For MT2735, MT2737); Issue ID: MSV-9893.
Weaknesses CWE-787
References

Subscriptions

Mediatek Mt2735 Mt2735 Firmware Mt2737 Mt2737 Firmware Mt6813 Mt6813 Firmware Mt6880 Mt6880 Firmware Mt6890 Mt6890 Firmware Mt6980d Mt6980d Firmware Mt6986 Mt6986 Firmware Mt6986d Mt6986d Firmware Mt6988 Mt6988 Firmware Mt6990 Mt6990 Firmware
Mediatek, Inc. Mediatek Chipset
cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published:

Updated: 2026-10-06T03:55:41.192Z

Reserved: 2025-11-03T01:30:59.034Z

Link: CVE-2026-20528

cve-icon Vulnrichment

Updated: 2026-10-05T10:17:51.049Z

cve-icon NVD

Status : Analyzed

Published: 2026-10-05T02:16:51.520

Modified: 2026-10-09T15:03:38.953

Link: CVE-2026-20528

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-05T12:45:19Z

Weaknesses