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implement read-only relocations#269

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phil-opp merged 1 commit intorust-osdev:mainfrom
Freax13:implement-relro
Oct 10, 2022
Merged

implement read-only relocations#269
phil-opp merged 1 commit intorust-osdev:mainfrom
Freax13:implement-relro

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@Freax13 Freax13 commented Oct 6, 2022

This pr implements GNU_RELRO program header handling to make relocations read-only. This is a common exploit mitigation. The x86_64-unknown-none target already has the relro level set to full, so this should increase security without any actions needed by the user.

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Thanks!

@phil-opp phil-opp merged commit 77c9525 into rust-osdev:main Oct 10, 2022
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