TI-2021-15005 Aliases CVE-2021-36925 GHSA-f28v-c8gj-xcp4

RtsUpx.sys in Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio through 1.14.0.0…

LOW 34Published 2021-11-02 · Updated 2024-08-04

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

RtsUpx.sys in Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio through 1.14.0.0 allows local low-privileged users to achieve an arbitrary read or write operation from/to physical memory (leading to Escalation of Privileges, Denial of Service, Code Execution, and Information Disclosure) via a crafted Device IO Control packet to a device.

Why it matters now

EPSS 0.00281 20th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:realtek:rtsupx_usb_utility_driver::::::::	up to 1.14.0.0	Vulnerable	Realtek

cpe:2.3:a:realtek:rtsupx_usb_utility_driver:*:*:*:*:*:*:*:* Versions up to 1.14.0.0 Vulnerable ·Realtek

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-36925
2026-10-03 Alias added: GHSA-f28v-c8gj-xcp4

References

Advisory 1

https://www.realtek.com/images/safe-report/Realtek_RtsUpx_Security_Advisory_Report.pdf

Other 1

https://www.sentinelone.com/resources/category/report/

TI-2021-15003 RtsUpx.sys in Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio through 1.14.0.0… CVSS 3.1HIGH 7.8
TI-2021-15002 RtsUpx.sys in Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio through 1.14.0.0… CVSS 3.1HIGH 7.8
TI-2021-15004 RtsUpx.sys in Realtek RtsUpx USB Utility Driver for Camera/Hub/Audio through 1.14.0.0… CVSS 3.1HIGH 7.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences