CVE-2026-94146 BioStar BIOS Update Utility IOCTL BSMEM64_W10.sys sub_110BC write-what-where

A vulnerability was found in BioStar BIOS Update Utility 1.9.7.3. This issue affects the function sub110BC of the file BSMEM64W10.sys of the component IOCTL Handler. The manipulation of the argument PhysicalAddress/Size results in write-what-where condition. Attacking locally is a requirement. Th...

CVE-2026-94146 BioStar BIOS Update Utility IOCTL BSMEM64_W10.sys sub_110BC write-what-where

A vulnerability was found in BioStar BIOS Update Utility 1.9.7.3. This issue affects the function sub110BC of the file BSMEM64W10.sys of the component IOCTL Handler. The manipulation of the argument PhysicalAddress/Size results in write-what-where condition. Attacking locally is a requirement. Th...

CVE-2026-94146

BioStar BIOS Update Utility 1.9.7.3 contains a write-what-where flaw in the IOCTL Handler (function sub_110BC of BSMEM64_W10.sys), triggered by manipulating the PhysicalAddress/Size argument. A local attacker with low privileges can achieve high impact on confidentiality, integrity, and availabil...