CVE-2026-64460

Summary (CVE-2026-64460): Linux kernel vulnerability in PCI/IOV SR-IOV VF Resizable BAR restore. When a device does not respond, PCI config reads may return PCI_ERROR_RESPONSE, causing nbars and bar_idx to evaluate to 7 and an out-of-bounds access on barsz[] (size 6) in sriov_restore_vf_rebar_sta...

Linux Distros Unpatched Vulnerability : CVE-2026-64460

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PCI/IOV: Skip VF Resizable BAR restore on read error sriovrestorevfrebarstate uses the VF Resizable BAR Control register to decide how many VF BARs to restore...