Linux kernel bug fix: mm/page_ext.c: check if page_ext is not prepared
Subsystem: memory (mm/page_ext.c)
Bug type: null-deref, severity: high
Keywords: null pointer
Files changed: mm/page_ext.c
Introduced by Joonsoo Kim on 2014-12-13 12:42:48 -0800; fixed by Jaewon Kim on 2017-11-15 18:21:07 -0800 (lifetime: 1068 days)