CVE-2025-39915

In the Linux kernel, the following vulnerability has been resolved: net: phy: transfer phyconfiginband locking responsibility to phylink Problem description =================== Lockdep reports a possible circular locking dependency AB/BA between &pl-;statemutex and &phy-;lock, as follows...

CVE-2025-39915

Summary: CVE-2025-39915 concerns the Linux kernel: a locking order issue where phy_config_inband() would acquire &pl->phydev->lock while phylink_major_config() had already acquired &pl->state_mutex, creating a potential deadlock when combined with phy_link_up/phy_link_down in the phylink...