tag
Windows-Driver
High
Portwell Engineering Toolkits Driver Arbitrary Physical Memory R/W LPE (CVE-2026-3437)
CVE-2026-3437·
Portwell Engineering Toolkits driver, portwell.sys (v4.8.2)
unpatched
Medium
Oracle VirtualBox Shared Folders Kernel Memory Exhaustion DoS (CVE-2026-21986)
CVE-2026-21986·
Oracle VM VirtualBox — Shared Folders kernel driver (VBoxMiniRdr, Windows guest)
patched