Dynabook Inc. vulnerabilities

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Published CVEs affecting Dynabook Inc. products: 2 record(s), with severity, exploitation and fixes.

TOSRFEC.SYS 1 DRFEC.SYS 1 Generic IO & Memory Access driver 1

Exploited only (KEV) →

CVE-2026-56129 Medium · 5.5 CWE-782 Jun 25, 2026

Generic IO & Memory Access driver for PCs provided by TOSHIBA CORPORATION and Dynabook…

Generic IO & Memory Access driver for PCs provided by TOSHIBA CORPORATION and Dynabook Inc. exposes its IOCTL with insufficient access control. A logged-in user with no administrative privilege may access physical memory.

CVE-2026-35553 Medium · 6.7 CWE-121 Apr 13, 2026

Stack-based Buffer Overflow in Dynabook Inc. TOSRFEC.SYS

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.