In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can cause __remove_dirty_segment slab-out-of-bounds write access because an array is bounded by the number of dirty types (8) but the array index can exceed this. CREATE(Triage):(User=admin) CVE-2019-19814 (https://nvd.nist.gov/vuln/detail/CVE-2019-19814)