Generic IO & Memory Access driver for TOSHIBA and Dynabook PCs exposes its IOCTL with insufficient access control
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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Details
Original advisory: https://jvn.jp/en/vu/JVNVU91051826/
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-561290.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-56129 | coverage & exploitation status | NVD · CVE.org |
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