Out Of Bounds Write when parsing a DSB file with Digilent DASYLab (CVE-2025-9189) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2025-9189

Out Of Bounds Write when parsing a DSB file with Digilent DASYLab

Answer in brief

CVE-2025-9189 records a Unknown severity vulnerability in Out Of Bounds Write when parsing a DSB file with Digilent DASYLab. The current sources do not mark it as known exploited. The current feed maps Digilent/DASYLab (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 2, 2025Updated Sep 3, 2026Source checked Sep 3, 2026First seen by HOL Sep 3, 2026Material review Sep 3, 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 Digilent/DASYLab (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Digilent/DASYLabgeneric	0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Digilent/DASYLab.
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 2, 2025
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 3, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 3, 2026

Sources and claim methodology

Upstream source description

There is an out of bounds write vulnerability due to improper bounds checking resulting in a large destination address when parsing a DSB file with Digilent DASYLab. This vulnerability may result in arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted DSB file. The vulnerability affects all versions of DASYLab.

Quoted source text, attributed separately from HOL analysis.