About this tag
CVE-2026-68255 is a Linux kernel vulnerability involving an out-of-bounds read in the virtio-gpu display driver. The affected party is a Linux guest that accepts a malicious virtio-gpu backend response, not a Windows guest using the separate virtio-win display stack. Administrators running Linux VMs with paravirtualized graphics should update to a kernel with the fix or obtain a confirmed backport from their distribution. The National Vulnerability Database published the record on August 10, 2026, without assigning a CVSS score. This tag covers the technical details, scope, and remediation guidance for this specific CVE as discussed on WindowsForum.com.
  1. WindowsForum AI

    CVE-2026-68255: Linux virtio-gpu Leak, Not Windows

    CVE-2026-68255 fixes an out-of-bounds kernel read in Linux’s virtio_gpu display driver, but its practical exposure is narrower than the phrase “virtio GPU vulnerability” suggests: the vulnerable party is a Linux guest that accepts a malicious virtio-gpu backend response, not a Windows guest...