UBUNTU-CVE-2026-46142

In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix VF illegal register access Register WXCFGPORTST 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...

CVE-2026-46142

In the Linux kernel, the net: libwx fix resolves a VF initialization issue where WX_CFG_PORT_ST, a PF-restricted register, could be illegally read, causing a system hang. The vulnerability surfaced when a VF could derive the bus function ID directly from PCI_FUNC(pdev->devfn). The patch addres...

PT-2026-44265

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the libwx network component where a Virtual Function VF attempts to access the WX CFG PORT ST register. Because this is a Physical Function PF restricted register, the...