arkfb_set_par Heap Buffer Overflow DoS

The vulnerability of the arkfbsetpar function in the drivers/video/fbdev/arkfb.c driver for kernel-based video devices in the Linux operating system is related to insufficient validation of input data during division by zero. Exploiting this vulnerability could allow an attacker to compromise the...

CVE-2022-50099 video: fbdev: arkfb: Check the size of screen before memset_io()

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: arkfb: Check the size of screen before memsetio In the function arkfbsetpar, the value of 'screensize' is calculated by the user input. If the user provides the improper value, the value of 'screensize' may larger...