The vulnerability of the cirrusfb_check_mclk() function in the drivers/video/fbdev/cirrusfb.c driver module allows a hacker to cause a service failure in Linux-based operating systems with kernel-level video buffer devices.

The vulnerability of the cirrusfbcheckmclk function in the drivers/video/fbdev/cirrusfb.c driver for supporting Core Image Buffer devices in the Linux operating system is related to insufficient validation of input data during division by zero. Exploiting this vulnerability could allow an attacke...