CVE-2026-56129: Medium severity Toshiba Generic IO & Memory Access driver vulnerability

Published Jun 25, 2026
·
Updated

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.

Affected Software

2 affected components
Toshiba Generic IO & Memory Access driver
Dynabook Generic IO & Memory Access driver

Event History

Jun 25, 2026
CVE Published
via MITRE·07:03 AM
Data Sourced
via MITRE·07:03 AM
DescriptionSeverity
Data Sourced
via NVD·08:16 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-56129?

The severity of CVE-2026-56129 is classified as medium with a score of 5.5.

2

How does CVE-2026-56129 affect system security?

CVE-2026-56129 allows a logged-in user without administrative privileges to access physical memory due to insufficient access control.

3

What software is impacted by CVE-2026-56129?

The vulnerability affects the Toshiba Generic IO & Memory Access driver and the Dynabook Generic IO & Memory Access driver.

4

Can CVE-2026-56129 be exploited remotely?

CVE-2026-56129 requires local access; it cannot be exploited remotely.

5

What steps can be taken to mitigate CVE-2026-56129?

To mitigate CVE-2026-56129, it is recommended to update the affected drivers to the latest version released by Toshiba or Dynabook.

Contact

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