CVE-2026-23763

VB-Audio Matrix and Matrix Coconut contain a local privilege escalation in the VBMatrix VAIO virtual audio driver (vbmatrixvaio64*_win10.sys) for versions ending in 1.0.2.2 and 2.0.2.2 and earlier. The driver allocates a 128-byte non-paged pool buffer; on IOCTL 0x222060 it maps that buffer into u...