CVE-2026-56129_CVE-2026-56129

5.5 / 10

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

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.

Basic Information

ID CVE-2026-56129

Source jpcert

Published Jun 25, 2026 at 07:03

Affected Product

Vendor Dynabook Inc.

Product Generic IO & Memory Access driver

Version all versions

Affected Versions Dynabook Inc. Generic IO & Memory Access driver all versions
TOSHIBA CORPORATION Generic IO & Memory Access driver all versions

CWE Classification

CWE-782

References

{
    "lastseen": "",
    "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.",
    "published": "2026-06-25T07:03:51.101Z",
    "modified": "2026-06-25T07:03:51.101Z",
    "type": "cve",
    "title": "CVE-2026-56129",
    "source": "jpcert",
    "references": "https://global.sharp/corporate/info/product-security/advisory-list/2026-003/\nhttps://corporate.jp.sharp/info/product-security/advisory-list/2026-003/\nhttps://jvn.jp/en/vu/JVNVU91051826/",
    "id": "CVE-2026-56129",
    "bulletinFamily": "",
    "cwe": [
        "CWE-782"
    ],
    "cvelist": null,
    "sourceData": "Dynabook Inc. Generic IO & Memory Access driver all versions\nTOSHIBA CORPORATION Generic IO & Memory Access driver all versions",
    "sourceHref": "",
    "cvss": {
        "score": 5.5,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Generic IO & Memory Access driver",
    "version": "all versions",
    "vendor": "Dynabook Inc.",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}