The vulnerabilities of the functions pci_epf_test_set_bar() and pci_epf_test_free_space() in the driver/drivers/pci/endpoint/functions/pci-epf-test.c file of the Linux operating system’s PCI kernel device driver allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerabilities of the functions pciepftestsetbar and pciepftestfreespace in the driver/drivers/pci/endpoint/functions/pci-epf-test.c file of the Linux kernel’s PCI driver module are related to the reallocation of previously freed memory. Exploiting these vulnerabilities could allow an attack...