Christian Borntraeger 77bbeea781 KVM: s390: prevent buffer overrun on memory hotplug during migration ...

commit c2cf265d86 upstream.

We must not go beyond the pre-allocated buffer. This can happen when
a new memory slot is added during migration.

Reported-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Fixes: 190df4a212 (KVM: s390: CMMA tracking, ESSA emulation, migration mode)
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2018-01-10 09:31:23 +01:00

..

alpha

Merge tag 'spdx_identifiers-4.14-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

2017-11-02 10:04:46 -07:00

arc

ARC: uaccess: dont use "l" gcc inline asm constraint modifier

2018-01-10 09:31:21 +01:00

arm

linux/compiler.h: Split into compiler.h and compiler_types.h

2017-12-25 14:26:33 +01:00

arm64

arm64: kvm: Prevent restoring stale PMSCR_EL1 for vcpu

2017-12-29 17:53:48 +01:00

blackfin

pinctrl: adi2: Fix Kconfig build problem

2017-12-20 10:10:34 +01:00

c6x

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

cris

License cleanup: add SPDX license identifier to uapi header files with no license

2017-11-02 11:19:54 +01:00

frv

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

h8300

License cleanup: add SPDX license identifier to uapi header files with no license

2017-11-02 11:19:54 +01:00

hexagon

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

ia64

Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2017-11-05 12:14:50 -08:00

m32r

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

m68k

m68k: fix ColdFire node shift size calculation

2017-12-10 13:40:39 +01:00

metag

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

microblaze

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

mips

fcntl: don't cap l_start and l_end values for F_GETLK64 in compat syscall

2017-12-17 15:07:59 +01:00

mn10300

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

nios2

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

openrisc

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

parisc

parisc: qemu idle sleep support

2018-01-10 09:31:22 +01:00

powerpc

powerpc/mm: Fix SEGV on mapped region to return SEGV_ACCERR

2018-01-10 09:31:21 +01:00

s390

KVM: s390: prevent buffer overrun on memory hotplug during migration

2018-01-10 09:31:23 +01:00

score

License cleanup: add SPDX license identifier to uapi header files with no license

2017-11-02 11:19:54 +01:00

sh

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

sparc

sparc64: repair calling incorrect hweight function from stubs

2018-01-02 20:31:13 +01:00

tile

fcntl: don't cap l_start and l_end values for F_GETLK64 in compat syscall

2017-12-17 15:07:59 +01:00

um

arch, mm: Allow arch_dup_mmap() to fail

2017-12-29 17:53:43 +01:00

unicore32

arch, mm: Allow arch_dup_mmap() to fail

2017-12-29 17:53:43 +01:00

x86

x86/microcode/AMD: Add support for fam17h microcode loading

2018-01-10 09:31:21 +01:00

xtensa

License cleanup: add SPDX license identifier to uapi header files with a license

2017-11-02 11:20:11 +01:00

.gitignore

…

Kconfig

kprobes: Use synchronize_rcu_tasks() for optprobe with CONFIG_PREEMPT=y

2017-12-10 13:40:40 +01:00