vgmstream mus_acm.c parse_mus resource consumption (CVE-2026-92879) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-92879

vgmstream mus_acm.c parse_mus resource consumption

Answer in brief

CVE-2026-92879 records a Unknown severity vulnerability in vgmstream mus_acm.c parse_mus resource consumption. The current sources do not mark it as known exploited. The current feed maps n/a/vgmstream (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 17, 2026Updated Sep 17, 2026Source checked Sep 17, 2026First seen by HOL Sep 17, 2026Material review Sep 17, 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 n/a/vgmstream (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
n/a/vgmstreamgeneric	r2117	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for n/a/vgmstream.
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 17, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 17, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 17, 2026

Sources and claim methodology

Upstream source description

A security flaw has been discovered in vgmstream up to r2117. This issue affects the function parse_mus of the file src/meta/mus_acm.c. The manipulation results in resource consumption. The attack may be launched remotely. The patch is identified as ae37662ad626254ddd96ad69ac263792d7a92024. Applying a patch is advised to resolve this issue.

Quoted source text, attributed separately from HOL analysis.