The vulnerability of the dev_get_drvdata() function in the Cadence Quad SPI driver (drivers/spi/spi-cadence-quadspi.c) in the Linux operating system allows a hacker to cause a system failure.

The vulnerability of the devgetdrvdata function in the Cadence Quad SPI driver drivers/spi/spi-cadence-quadspi.c in Linux kernel is related to the use of an unreliable pointer. Exploiting this vulnerability could allow an attacker to cause a system failure...