Linux kernel bug fix: mm, mempolicy: task->mempolicy must be NULL before dropping final reference
Subsystem: kernel (mm/mempolicy.c)
Bug type: use-after-free, severity: high
Keywords: use after free
Files changed: include/linux/mempolicy.h;kernel/exit.c;mm/mempolicy.c
Introduced by Alexander Potapenko on 2016-03-25 16:37:42 -0700; fixed by David Rientjes on 2016-09-01 17:52:01 -0700 (lifetime: 160 days)