Side-channel attack of AN1044/AN953/SW300052 cryptographic algorithms (CVE-2026-89172) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-89172

Side-channel attack of AN1044/AN953/SW300052 cryptographic algorithms

Answer in brief

CVE-2026-89172 records a Unknown severity vulnerability in Side-channel attack of AN1044/AN953/SW300052 cryptographic algorithms. The current sources do not mark it as known exploited. The current feed maps Microchip/AN1044 (generic), Microchip/AN953 (generic), Microchip/SW300052 (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 12, 2026Updated Sep 12, 2026Source checked Sep 12, 2026First seen by HOL Sep 12, 2026Material review Sep 12, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 3 mapped packages or products
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 Microchip/AN1044 (generic), Microchip/AN953 (generic), Microchip/SW300052 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Microchip/AN1044generic	0	Not reported
Microchip/AN953generic	0	Not reported
Microchip/SW300052generic	0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Microchip/AN1044, Microchip/AN953, Microchip/SW300052.
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 12, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 12, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 12, 2026

Sources and claim methodology

Upstream source description

Improper protection of physical side channels vulnerability in Microchip AN1044, Microchip AN953, and Microchip SW300052. This issue affects AN1044: through A; AN953: through A; SW300052: through 2.6.

Quoted source text, attributed separately from HOL analysis.