EUVD-2026-48636

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: phy: avoid NULL deref when PHY driver is unbound phydev-drv can become NULL while the phydevice is still attached to its netdevice, namely after the PHY driver is unbound via sysfs: echo...

CVE-2026-64228

The CVE-2026-64228 issue affects the Linux kernel’s ethtool PHY driver: when a PHY driver is unbound via sysfs while the phy_device remains attached, phydev->drv can become NULL, causing ETHTOOL_MSG_PHY_GET to dereference a NULL drv. The root cause is that phy_remove() clears phydev->drv bu...

PT-2026-64343

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference occurs in the ethtool PHY component when a PHY driver is unbound via sysfs. This happens because phy remove clears the phydev-drv pointer without calling phy...