Messages in this thread Patch in this message |  | | Date | Mon, 29 Jan 2018 10:51:28 +0100 | From | Ingo Molnar <> | Subject | [GIT PULL] Make /dev/mem CONFIG_STRICT_DEVMEM=y the default on x86 and arm64 |
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Linus,
Please pull the latest core-debug-for-linus git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core-debug-for-linus
# HEAD: 0f7cda2b824bb2afe0d75716a8664117fa03f5e0 Kconfig: Make STRICT_DEVMEM default-y on x86 and arm64
Make CONFIG_STRICT_DEVMEM default-y on x86 and arm64 as well, to follow the distro status quo.
Thanks,
Ingo
------------------> Kees Cook (1): Kconfig: Make STRICT_DEVMEM default-y on x86 and arm64
lib/Kconfig.debug | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 947d3e2ed5c2..39b123d04a36 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1985,7 +1985,7 @@ config STRICT_DEVMEM bool "Filter access to /dev/mem" depends on MMU && DEVMEM depends on ARCH_HAS_DEVMEM_IS_ALLOWED - default y if TILE || PPC + default y if TILE || PPC || X86 || ARM64 ---help--- If this option is disabled, you allow userspace (root) access to all of memory, including kernel and userspace memory. Accidental
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