# CVE-2023-5447

## Summary

- **CVE ID:** CVE-2023-5447
- **Severity:** MEDIUM
- **CVSS Score:** 5.5 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** CWE-414, CWE-416
- **Published:** May 11, 2024
- **Last Modified:** Mar 13, 2026

## Description

Missing lock check in SynHsaService may create a use-after-free condition which causes abnormal termination of the service, resulting in denial of service for the Synaptics Hardware Support App.

## Affected Products

- Synaptics — Synaptics Fingerprint Driver (6.0.0.1105)
- Synaptics — Synaptics Fingerprint Driver (6.0.0.1136)

## References

- [CNA](https://www.synaptics.com/sites/default/files/2023-10/fingerprint-driver-HSAService-security-brief-2023-10-13.pdf)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.07%
- **EPSS Percentile:** 22.4

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._