# CVE-2026-90890

## Summary

- **CVE ID:** CVE-2026-90890
- **Severity:** MEDIUM
- **CVSS Score:** 6.8 (CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-822
- **Published:** Sep 14, 2026
- **Last Modified:** Sep 14, 2026

## Description

ASRock Polychrome SYNC/RGB software utility developed by ASRock Inc. has an Untrusted Pointer Dereference vulnerability. Authenticated local attackers can send a specially crafted IOCTL request to cause the driver to dereference an unvalidated pointer, resulting in an operating system crash.

## Affected Products

- ASRock — ASRock Polychrome SYNC/RGB for MB (0)
- ASRock — ASRock Polychrome SYNC/RGB for VGA (0)

## References

- [CNA](https://www.twcert.org.tw/tw/cp-132-11205-f6677-1.html)
- [CNA](https://www.twcert.org.tw/en/cp-139-11204-6b1c6-2.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.10%
- **EPSS Percentile:** 0.7

---
_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._