EUVD-2026-64002

In the Linux kernel, the following vulnerability has been resolved: vhost: reset the vring metadata cache on vring reconfiguration vq-metaiotlb caches the vhostiotlbmap that backs each vring metadata region, and iotlbaccessok returns early on a cache hit, taking the hit as proof that the region h...

CVE-2026-74580

CVE-2026-74580 is a vulnerability in the Linux kernel vhost subsystem. The vq->meta_iotlb[] cache, which stores IOTLB mappings for vring metadata regions, is not invalidated when VHOST_SET_VRING_ADDR or VHOST_SET_VRING_NUM reconfigures a live vring. This causes iotlb_access_ok() to return a st...

PT-2026-79401

In the Linux kernel, the following vulnerability has been resolved: vhost: reset the vring metadata cache on vring reconfiguration vq-meta iotlb caches the vhost iotlb map that backs each vring metadata region, and iotlb access ok returns early on a cache hit, taking the hit as proof that the...