32 lines
1.3 KiB
Diff
32 lines
1.3 KiB
Diff
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From cda0e050fec85635986e9cfe991e26339bf305dc Mon Sep 17 00:00:00 2001
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From: "Jan Alexander Steffens (heftig)" <heftig@archlinux.org>
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Date: Sat, 13 Jan 2024 15:29:25 +0100
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Subject: arch/Kconfig: Default to maximum amount of ASLR bits
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To mitigate https://zolutal.github.io/aslrnt/; do this with a patch to
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avoid having to enable `CONFIG_EXPERT`.
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---
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arch/Kconfig | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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--- a/arch/Kconfig
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+++ b/arch/Kconfig
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@@ -1050,7 +1050,7 @@ config ARCH_MMAP_RND_BITS
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int "Number of bits to use for ASLR of mmap base address" if EXPERT
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range ARCH_MMAP_RND_BITS_MIN ARCH_MMAP_RND_BITS_MAX
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default ARCH_MMAP_RND_BITS_DEFAULT if ARCH_MMAP_RND_BITS_DEFAULT
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- default ARCH_MMAP_RND_BITS_MIN
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+ default ARCH_MMAP_RND_BITS_MAX
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depends on HAVE_ARCH_MMAP_RND_BITS
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help
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This value can be used to select the number of bits to use to
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@@ -1084,7 +1084,7 @@ config ARCH_MMAP_RND_COMPAT_BITS
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int "Number of bits to use for ASLR of mmap base address for compatible applications" if EXPERT
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range ARCH_MMAP_RND_COMPAT_BITS_MIN ARCH_MMAP_RND_COMPAT_BITS_MAX
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default ARCH_MMAP_RND_COMPAT_BITS_DEFAULT if ARCH_MMAP_RND_COMPAT_BITS_DEFAULT
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- default ARCH_MMAP_RND_COMPAT_BITS_MIN
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+ default ARCH_MMAP_RND_COMPAT_BITS_MAX
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depends on HAVE_ARCH_MMAP_RND_COMPAT_BITS
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help
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This value can be used to select the number of bits to use to
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