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da8477b25c
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gh-139808: Add branch protections for aarch64 in asm_trampoline.S (#130864)
Apply protection against ROP/JOP attacks for aarch64 on asm_trampoline.S.
The BTI flag must be applied in assembler sources for this class
of attacks to be mitigated on newer aarch64 processors.
See also:
https://sourceware.org/annobin/annobin.html/Test-branch-protection.html
and
https://community.arm.com/arm-community-blogs/b/architectures-and-processors-blog/posts/enabling-pac-and-bti-on-aarch64
Co-authored-by: Victor Stinner <[email protected]>
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2026-05-12 15:42:44 +00:00 |
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