by Kastro
Paper/Archive/CVE-2026-94129

CVE-2026-94129

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

EPSS 0.2%public exploitCVSS 9.3
critical.is priorityof 100
40
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 7.8.078 × 201.6Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
VALKYRIE AURORA2.10.2411.0800–CNA

Scores by source

VulDB (CNA)9.3CVSS: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 (CNA)8.8CVSS: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 (CNA)8.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

writeupvuldb.com/vuln/408049refvuldb.com/vuln/408049/ctiwriteupvuldb.com/cve/CVE-2026-94129writeupvuldb.com/submit/893721