CVE-2026-94129
BioStar VALKYRIE AURORA IOCTL BS_RVSIO64.sys sub_1105C write-what-where
- State
- Published
- Severity
- 9.3 Critical
- Published
- Sep 21, 2026
- Updated
- Sep 21, 2026
- Reserved
- Sep 20, 2026
Description
A vulnerability was detected in BioStar VALKYRIE AURORA 2.10.2411.0800. This vulnerability affects the function sub_1105C of the file BS_RVSIO64.sys of the component IOCTL Handler. The manipulation of the argument PhysicalAddress results in write-what-where condition. The attack needs to be approached locally. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P | VulDB |
| 3.1 | 8.8 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 3.0 | 8.8 High | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.8 Medium | AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
VALKYRIE AURORABioStar |
|
References
- VDB-408049 | BioStar VALKYRIE AURORA IOCTL BS_RVSIO64.sys sub_1105C write-what-wherevdb-entrytechnical-description
- VDB-408049 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-94129 | CVE Analysis and Reportthird-party-advisory
- Submit #893721 | BioStar VALKYRIE_AURORA_2.10.2411.0800 2.10.2411.0800 Arbitrary memory read and writethird-party-advisory
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