Claudio Imbrenda 2f393c228c KVM: s390: Fix gmap_helper_zap_one_page() again ...

A few checks were missing in gmap_helper_zap_one_page(), which can lead
to memory corruption in the guest under specific circumstances.

Add the missing checks.

Fixes: 5deafa27d9 ("KVM: s390: Fix to clear PTE when discarding a swapped page")
Cc: stable@vger.kernel.org
Reported-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Tested-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

2025-12-08 13:06:14 +01:00

..

cmm.c

s390/cmm: Replace sprintf() with scnprintf() for buffer safety

2025-10-21 10:17:20 +02:00

dump_pagetables.c

Merge tag 's390-6.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

2025-12-02 16:37:00 -08:00

extable.c

s390/uaccess: Shorten raw_copy_from_user() / raw_copy_to_user() inline assemblies

2025-03-04 17:18:03 +01:00

extmem.c

s390: Remove KMSG_COMPONENT macro

2025-11-24 11:45:21 +01:00

fault.c

s390: Remove compat support

2025-11-17 11:10:38 +01:00

gmap_helpers.c

KVM: s390: Fix gmap_helper_zap_one_page() again

2025-12-08 13:06:14 +01:00

gmap.c

Merge tag 'mm-stable-2025-12-03-21-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-05 13:52:43 -08:00

hugetlbpage.c

s390: Remove KMSG_COMPONENT macro

2025-11-24 11:45:21 +01:00

init.c

s390: Handle KCOV __init vs inline mismatches

2025-07-21 21:44:01 -07:00

maccess.c

s390: Remove superfluous newlines from inline assemblies

2025-09-29 13:52:08 +02:00

Makefile

KVM: s390: Refactor and split some gmap helpers

2025-05-28 17:48:04 +02:00

mmap.c

s390: Remove compat support

2025-11-17 11:10:38 +01:00

page-states.c

s390/cmma: rework no-dat handling

2023-11-05 22:34:58 +01:00

pageattr.c

s390/vmem: Support 2G page splitting for KASAN shadow freeing

2025-12-07 16:15:19 +01:00

pfault.c

sched: Provide and use set_need_resched_current()

2025-11-20 22:26:09 +01:00

pgalloc.c

s390/mm: Support removal of boot-allocated virtual memory map

2025-10-14 14:24:53 +02:00

pgtable.c

Merge tag 'mm-stable-2025-12-03-21-26' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

2025-12-05 13:52:43 -08:00

physaddr.c

s390/mm: provide simple ARCH_HAS_DEBUG_VIRTUAL support

2024-03-13 09:23:49 +01:00

vmem.c

s390: Unmap early KASAN shadow on memory offlining

2025-12-07 16:15:19 +01:00