Untrusted Pointer Dereference in ASUS certain motherboards firmware allows a kernel-level privileges user can supply an arbitrary memory address via an I/O command, leading to subsequent system information being tampered with or causing a system crash.
Refer to the 'Security Update for Multiple ASUS Motherboards' section on the ASUS Security Advisory for more information.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

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

Vendors Products
Asus Subscribe
Motherboards Firmware Subscribe

No data.

No data.

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.asus.com/security-advisory cve-icon cve-icon
History

Tue, 27 Oct 2026 07:45:00 +0000

Type Values Removed Values Added
Title Untrusted Pointer Dereference in ASUS Motherboard Firmware Allows Local Kernel-Level Abuse

Tue, 27 Oct 2026 04:30:00 +0000

Type Values Removed Values Added
Description Untrusted Pointer Dereference in ASUS certain motherboards firmware allows a kernel-level privileges user can supply an arbitrary memory address via an I/O command, leading to subsequent system information being tampered with or causing a system crash. Refer to the 'Security Update for Multiple ASUS Motherboards' section on the ASUS Security Advisory for more information.
First Time appeared Asus
Asus motherboards Firmware
Weaknesses CWE-822
CPEs cpe:2.3:a:asus:motherboards_firmware:a520_b550_series_before_3644_4304:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:a620_a620a_series_before_4003_4004:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:b650_series_before_1303_4003_4004:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:b840_series_before_1804:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:b850_series_before_1103_1804_2503:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:knoll_series_before_4003:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:trx50_series_before_0703_1403:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:w790_series_before_2101:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:wrx90_series_before_1403:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:x570_series_before_5054:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:x670_series_before_4003_4004:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:x870_series_before_1804_2503:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:x870e_series_before_1103_2503:*:*:*:*:*:*:*
Vendors & Products Asus
Asus motherboards Firmware
References
Metrics cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: ASUS

Published:

Updated: 2026-10-27T02:01:00.588Z

Reserved: 2026-09-10T07:20:16.919Z

Link: CVE-2026-88781

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-27T03:16:26.663

Modified: 2026-10-27T03:16:26.663

Link: CVE-2026-88781

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-27T07:30:15Z

Weaknesses