BioStar VALKYRIE AURORA 2.10.2411.0800 IOCTL BS_RVSIO64.sys sub_1105C PhysicalAddress write-what-where

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k1.37

Summaryinfo

A vulnerability was found in BioStar VALKYRIE AURORA 2.10.2411.0800. It has been classified as critical. This issue affects the function sub_1105C of the file BS_RVSIO64.sys of the component IOCTL Handler. This manipulation of the argument PhysicalAddress causes write-what-where. The identification of this vulnerability is CVE-2026-94129. The attack can only be executed locally. Furthermore, there is an exploit available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in BioStar VALKYRIE AURORA 2.10.2411.0800. It has been declared as critical. Affected by this vulnerability is the function sub_1105C of the file BS_RVSIO64.sys of the component IOCTL Handler. The manipulation of the argument PhysicalAddress with an unknown input leads to a write-what-where vulnerability. The CWE definition for the vulnerability is CWE-123. Any condition where the attacker has the ability to write an arbitrary value to an arbitrary location, often as the result of a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability.

This vulnerability is known as CVE-2026-94129. The exploitation appears to be easy. An attack has to be approached locally. Technical details and also a public exploit are known.

It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-83824). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Write-what-where
CWE: CWE-123 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/20/2026 Advisory disclosed
09/20/2026 +0 days VulDB entry created
09/21/2026 +1 days VulDB entry last update

Sourcesinfo

Status: Not defined

CVE: CVE-2026-94129 (🔒)
GCVE (CVE): GCVE-0-2026-94129
GCVE (VulDB): GCVE-100-408049
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/20/2026 19:50
Updated: 09/21/2026 05:27
Changes: 09/20/2026 19:50 (55), 09/21/2026 05:27 (1)
Complete: 🔍
Submitter: Bigcat
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #893721: BioStar VALKYRIE_AURORA_2.10.2411.0800 2.10.2411.0800 Arbitrary memory read and write (by Bigcat)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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