kernel: powerpc/eeh: avoid possible crash when edev->pdev changes

A flaw was found in the Linux kernel's PowerPC Enhanced Error Handling EEH subsystem. If a Peripheral Component Interconnect PCI device is removed while error reporting is in progress, the kernel fails to hold the proper lock when copying device references. A local user could exploit this race...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the fact that during the eehpereportedev function, edev-pdev will change if a PCI device is removed,...