The vulnerabilities of the functions mcp_pinconf_get() and mcp_pinconf_set() in the Linux kernel driver (drivers/pinctrl/pinctrl-mcp23s08.c), which allow a hacker to cause service failures.

The vulnerability of the mcppinconfget and mcppinconfset functions in the Linux kernel driver drivers/pinctrl/pinctrl-mcp23s08.c is related to insufficient resource locking. Exploiting this vulnerability could allow an attacker to cause a service failure...