CVE-2026-56129
TOSHIBA/Dynabook Generic IO & Memory Access Driver Local Privilege Escalation
Description
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.
INFO
Published Date :
June 25, 2026, 7:03 a.m.
Last Modified :
June 25, 2026, 7:03 a.m.
Remotely Exploit :
No
Source :
jpcert
Affected Products
The following products are affected by CVE-2026-56129
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | ede6fdc4-6654-4307-a26d-3331c018e2ce | ||||
| CVSS 4.0 | MEDIUM | ede6fdc4-6654-4307-a26d-3331c018e2ce |
Solution
- Apply vendor-supplied security updates.
- Review and restrict IOCTL access controls.
- Limit privileges for non-administrative users.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-56129 vulnerability anywhere in the article.