The vulnerabilities of the functions hisi_acc_vfiopci_open_device() and hisi_acc_vfiopci_close_device() in the drivers/vfio/pci/hisilicon/hisi_acc_vfiopci.c driver for VFIO device controllers in the Linux operating system allow attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the functions hisiaccvfiopciopendevice and hisiaccvfiopciclosedevice in the drivers/vfio/pci/hisilicon/hisiaccvfiopci.c driver for VFIO devices in the Linux operating system is related to improper initialization. Exploiting this vulnerability could allow an attacker to...