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CVE-2026-94129

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

CVSS 4.0 9.3 CRITICALCVSS 3.1 8.8 HIGHCVSS 3.0 8.8 HIGHCVSS 2.0 6.8 Check source for fixed versionsKEV status unknown
Original advisory

Historical advisory recorded 23 Oct 2026 15:48:27 UTC. Read the latest advisory.

cve-program · CVE-2026-94129

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-94129

Published

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

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.

Source published
21 Sep 2026 02:00:12 UTC
Source modified
21 Sep 2026 10:34:55 UTC
Saved here
23 Oct 2026 15:48:27 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 4.0 · 9.3 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

CVSS 3.1 · 8.8 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

CVSS 3.0 · 8.8 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

CVSS 2.0 · 6.8 AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

ChangeIntel

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Sources read 15 Nov 14:48 UTC · 256 of 275 readable · 252 fully read · documentation 469/469 current

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