CVE-2026-56129
Generic IO & Memory Access driver for PCs provided by TOSHIBA CORPORATION and Dynabook Inc. exposes its IOCTL with insufficient access control.
CSIRTS triage
- What
- The driver exposes its IOCTL with insufficient access control.
- Who is affected
- Users of TOSHIBA and Dynabook PCs utilizing the driver.
- Urgency
- Remediation is necessary, but the severity is currently unknown.
- Action
- Users should review the advisory for potential mitigations.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Advisory coverage (1)
External references
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[](https://www.csirts.com/cve/CVE-2026-56129)