linux_dsm_epyc7002/arch/x86
Jann Horn 15279df6f2 x86/mtrr: Don't copy out-of-bounds data in mtrr_write
Don't access the provided buffer out of bounds - this can cause a kernel
out-of-bounds read when invoked through sys_splice() or other things that
use kernel_write()/__kernel_write().

Fixes: 7f8ec5a4f0 ("x86/mtrr: Convert to use strncpy_from_user() helper")
Signed-off-by: Jann Horn <jannh@google.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20180706215003.156702-1-jannh@google.com
2018-07-07 18:58:41 +02:00
..
boot efi/x86: Fix incorrect invocation of PciIo->Attributes() 2018-06-24 09:05:58 +02:00
configs
crypto crypto: x86/salsa20 - remove x86 salsa20 implementations 2018-05-31 00:13:57 +08:00
entry x86/entry/64/compat: Fix "x86/entry/64/compat: Preserve r8-r11 in int $0x80" 2018-06-27 09:35:40 +02:00
events treewide: kzalloc() -> kcalloc() 2018-06-12 16:19:22 -07:00
hyperv x86/hyper-v: Fix the circular dependency in IPI enlightenment 2018-07-06 12:32:59 +02:00
ia32
include x86/hyper-v: Fix the circular dependency in IPI enlightenment 2018-07-06 12:32:59 +02:00
kernel x86/mtrr: Don't copy out-of-bounds data in mtrr_write 2018-07-07 18:58:41 +02:00
kvm kvm: vmx: Nested VM-entry prereqs for event inj. 2018-06-22 16:46:26 +02:00
lib libnvdimm for 4.18 2018-06-08 17:21:52 -07:00
math-emu
mm x86/mm: Clean up the printk()s in show_fault_oops() 2018-06-27 14:08:11 +02:00
net treewide: kmalloc() -> kmalloc_array() 2018-06-12 16:19:22 -07:00
oprofile
pci treewide: kzalloc() -> kcalloc() 2018-06-12 16:19:22 -07:00
platform x86/efi: Fix efi_call_phys_epilog() with CONFIG_X86_5LEVEL=y 2018-06-27 09:52:52 +02:00
power x86/mm: Stop pretending pgtable_l5_enabled is a variable 2018-05-19 11:56:57 +02:00
purgatory
ras
realmode
tools
um Kconfig updates for v4.18 2018-06-06 11:31:45 -07:00
video
xen Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2018-06-24 19:59:52 +08:00
.gitignore
Kbuild
Kconfig Kbuild: rename HAVE_CC_STACKPROTECTOR config variable 2018-06-15 07:15:28 +09:00
Kconfig.cpu
Kconfig.debug x86, nfit_test: Add unit test for memcpy_mcsafe() 2018-05-22 23:18:31 -07:00
Makefile Merge branch 'linus' into x86/urgent 2018-06-22 21:20:35 +02:00
Makefile_32.cpu
Makefile.um