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Linus Torvalds 3f777e19d1 s390x/mm/uaccess: Fix race between page table upgrade and uaccess 
This fixes CVE-2020-11884 which allows for a local kernel crash or
 code execution.
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Merge tag 'cve-2020-11884' from emailed bundle

Pull s390 fix from Christian Borntraeger:
 "Fix a race between page table upgrade and uaccess on s390.

  This fixes CVE-2020-11884 which allows for a local kernel crash or
  code execution"

* tag 'cve-2020-11884' from emailed bundle:
  s390/mm: fix page table upgrade vs 2ndary address mode accesses
2020-04-28 09:13:08 -07:00
..
cmm.c s390: remove broken hibernate / power management support 2020-03-23 13:41:55 +01:00
dump_pagetables.c s390/mm: fix dump_pagetables top level page table walking 2019-08-06 13:58:34 +02:00
extmem.c s390/extmem: use refcount_t for refcount 2019-08-21 12:41:43 +02:00
fault.c Merge branch 'akpm' (patches from Andrew) 2020-04-10 17:57:48 -07:00
gmap.c KVM: s390: vsie: Fix possible race when shadowing region 3 tables 2020-04-07 13:12:38 +02:00
hugetlbpage.c s390/mm: cleanup arch_get_unmapped_area() and friends 2020-03-27 10:22:46 +01:00
init.c mm/memory_hotplug: add pgprot_t to mhp_params 2020-04-10 15:36:21 -07:00
kasan_init.c s390/kasan: add KASAN_VMALLOC support 2019-12-11 19:56:59 +01:00
maccess.c s390: disable preemption when switching to nodat stack with CALL_ON_STACK 2019-11-30 10:52:45 +01:00
Makefile s390/mm: convert to the generic get_user_pages_fast code 2019-04-23 16:30:04 +02:00
mmap.c s390/mm: cleanup arch_get_unmapped_area() and friends 2020-03-27 10:22:46 +01:00
page-states.c s390/cmma: reuse kstrtobool for option value parsing 2019-08-26 12:51:18 +02:00
pageattr.c s390: remove broken hibernate / power management support 2020-03-23 13:41:55 +01:00
pgalloc.c s390x/mm/uaccess: Fix race between page table upgrade and uaccess 2020-04-28 09:13:08 -07:00
pgtable.c s390/mm: silence compiler warning when compiling without CONFIG_PGSTE 2019-04-10 17:48:28 +02:00
vmem.c s390: prevent leaking kernel address in BEAR 2020-03-10 15:16:25 +01:00