Hangzhou Shunwang Technology shzh IRP_MJ_DEVICE_CONTROL shdrv_x64.sys sub_180004AC0 denial of service (CVE-2026-94137) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-94137

Hangzhou Shunwang Technology shzh IRP_MJ_DEVICE_CONTROL shdrv_x64.sys sub_180004AC0 denial of service

Answer in brief

CVE-2026-94137 records a Unknown severity vulnerability in Hangzhou Shunwang Technology shzh IRP_MJ_DEVICE_CONTROL shdrv_x64.sys sub_180004AC0 denial of service. The current sources do not mark it as known exploited. The current feed maps Hangzhou Shunwang Technology/shzh (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 21, 2026Updated Sep 21, 2026Source checked Sep 21, 2026First seen by HOL Sep 21, 2026Material review Sep 21, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Hangzhou Shunwang Technology/shzh (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Hangzhou Shunwang Technology/shzhgeneric	10.7.2.693	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Hangzhou Shunwang Technology/shzh.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Sep 21, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 21, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 21, 2026

Sources and claim methodology

Upstream source description

A vulnerability was identified in Hangzhou Shunwang Technology shzh 10.7.2.693. This affects the function sub_180004AC0 of the file shdrv_x64.sys of the component IRP_MJ_DEVICE_CONTROL Handler. The manipulation of the argument PID leads to denial of service. The attack must be carried out locally.

Quoted source text, attributed separately from HOL analysis.