Bluetooth ACPI Drivers provided by Dynabook Inc. contain a stack-based buffer overflow vulnerability. An attacker may execute arbitrary code by modifying certain registry values.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

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

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Dynabook
  • Drfec.sys
  • Tosrfec.sys

No data.

No data.

References
Link Providers
https://www.spirityenterprise.com/pentest spirity
https://corporate.jp.sharp/info/product-security/advisory-list/2026-001/ cve-icon cve-icon
https://global.sharp/corporate/info/product-security/advisory-list/2026-001/ cve-icon cve-icon
https://jvn.jp/en/vu/JVNVU96334293/ cve-icon cve-icon
History

Mon, 13 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Mon, 13 Apr 2026 14:30:00 +0000

Type Values Removed Values Added
Title Bluetooth ACPI Driver Buffer Overflow Allows Code Execution Through Modified Registry Values

Mon, 13 Apr 2026 13:00:00 +0000

Type Values Removed Values Added
First Time appeared Dynabook
Dynabook drfec.sys
Dynabook tosrfec.sys
Vendors & Products Dynabook
Dynabook drfec.sys
Dynabook tosrfec.sys

Mon, 13 Apr 2026 05:15:00 +0000

Type Values Removed Values Added
Description Bluetooth ACPI Drivers provided by Dynabook Inc. contain a stack-based buffer overflow vulnerability. An attacker may execute arbitrary code by modifying certain registry values.
Weaknesses CWE-121
References
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'}

cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-04-13T15:00:22.042Z

Reserved: 2026-04-03T08:21:59.910Z

Link: CVE-2026-35553

cve-icon Vulnrichment

Updated: 2026-04-13T15:00:18.138Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-04-13T05:16:04.693

Modified: 2026-04-13T15:01:43.663

Link: CVE-2026-35553

cve-icon Redhat

No data.