The vulnerabilities of the functions get_phb_number() and pcibios_alloc_controller() in the arch/powerpc/kernel/pci-common.c module, which are part of the PowerPC platform support in the Linux operating system, allow attackers to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerabilities of the functions getphbnumber and pcibiosalloccontroller in the arch/powerpc/kernel/pci-common.c module, which are part of the PowerPC platform support in the Linux operating system, are related to synchronization errors when using shared resources. Exploiting these...

Linux Distros Unpatched Vulnerability : CVE-2022-50045

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: powerpc/pci: Fix getphbnumber locking The recent change to getphbnumber causes a...

DEBIAN-CVE-2022-50045

In the Linux kernel, the following vulnerability has been resolved: powerpc/pci: Fix getphbnumber locking The recent change to getphbnumber causes a DEBUGATOMICSLEEP warning on some systems: BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 inatomic: 1, irqsdisabled...

PT-2025-25971 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.19.0-yocto-standard+ Description: A vulnerability in the Linux kernel has been resolved, related to the powerpc/pci component. The issue arises from the get phb number function, which causes a DEBUG ATOMIC SLE...

CVE-2022-50045: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: powerpc/pci: Fix getphbnumber locking The recent change to getphbnumber causes a DEBUGATOMICSLEEP warning on some systems: BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 inatomic: 1, irqsdisabled...

CVE-2024-46761 pci/hotplug/pnv_php: Fix hotplug driver crash on Powernv

In the Linux kernel, the following vulnerability has been resolved: pci/hotplug/pnvphp: Fix hotplug driver crash on Powernv The hotplug driver for powerpc pci/hotplug/pnvphp.c causes a kernel crash when we try to hot-unplug/disable the PCIe switch/bridge from the PHB. The crash occurs because...