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Make mmap_rnd_bits_max dynamic based on paging level #346

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kees opened this issue Sep 30, 2023 · 0 comments
Open

Make mmap_rnd_bits_max dynamic based on paging level #346

kees opened this issue Sep 30, 2023 · 0 comments
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[ARCH] riscv Needed on the RISC-V architecture (ARCH=riscv) [ARCH] x86_64 Needed on the 64-bit x86 architecture (ARCH=x86) [Feature] ASLR involves address space layout randomization [PATCH] Exists A patch exists to address the issue userspace defense This defense is intended to improve the resilience of userspace programs

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@kees
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kees commented Sep 30, 2023

Patches for RISC-V exist:
https://lore.kernel.org/all/CABCJKufxUVoO+yJ+513W5FOFu6u45N=6wZe6a69u+8LU6A_N2Q@mail.gmail.com

x86-64 could use it too, perhaps:
https://lore.kernel.org/all/20230930-emporium-share-2bbdf7074e54@spud

@samitolvanen
@kees kees added [ARCH] x86_64 Needed on the 64-bit x86 architecture (ARCH=x86) [ARCH] riscv Needed on the RISC-V architecture (ARCH=riscv) [PATCH] Exists A patch exists to address the issue userspace defense This defense is intended to improve the resilience of userspace programs [Feature] ASLR involves address space layout randomization labels Sep 30, 2023
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[ARCH] riscv Needed on the RISC-V architecture (ARCH=riscv) [ARCH] x86_64 Needed on the 64-bit x86 architecture (ARCH=x86) [Feature] ASLR involves address space layout randomization [PATCH] Exists A patch exists to address the issue userspace defense This defense is intended to improve the resilience of userspace programs
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