CVE-2026-56129

EUVD-2026-39190
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Common Weakness Enumeration
References
https://corporate.jp.sharp/info/product-security/advisory-list/2026-003/
https://global.sharp/corporate/info/product-security/advisory-list/2026-003/
https://jvn.jp/en/vu/JVNVU91051826/