NetSight
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medium5.5

CVE-2026-46142

In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix VF illegal register access Register WX_CFG_PORT_ST is a PF restricted regis…

Impact

In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix VF illegal register access Register WX_CFG_PORT_ST is a PF restricted register. When a VF is initialized, attempting to read this register triggers an illegal register access, which lead to a system hang. When the device is VF, the bus function ID can be obtained directly from the PCI_FUNC(pdev->devfn).

Affected products

VendorProductAffected versions
LinuxLinux Kernel
from 6.6.117 before 6.6.140
from 6.12.58 before 6.12.88
from 6.17.8 before 6.18
from 6.18.1 before 6.18.30
from 6.19 before 7.0.7
Version 6.18

References