Medium
Linux Kernel is vulnerable to a denial of service, caused by a move_data_page NULL pointer dereference flaw in the gc_data_segment function in fs/f2fs/gc.c. By persuading a victim to mount a specially-crafted image file, a remote attacker could exploit this vulnerability to cause a denial of service condition.
Linux
Upgrade to the latest version of Linux Kernel, available from the Linux Kernel GIT Repository.