[3.13] gh-128605: Add branch protections for x86_64 in asm_trampoline.S (GH-128606) (GH-135077) #135083
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…poline.S (pythonGH-128606) (pythonGH-135077) Apply Intel Control-flow Technology for x86-64 on asm_trampoline.S. Required for mitigation against return-oriented programming (ROP) and Call or Jump Oriented Programming (COP/JOP) attacks. Manual application is required for the assembly files. See also: https://sourceware.org/annobin/annobin.html/Test-cf-protection.html (cherry picked from commit 899cca6) Co-authored-by: stratakis <[email protected]>
This was referenced Jun 3, 2025
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Apply Intel Control-flow Technology for x86-64 on asm_trampoline.S.
Required for mitigation against return-oriented programming (ROP)
and Call or Jump Oriented Programming (COP/JOP) attacks.
Manual application is required for the assembly files.
See also: https://sourceware.org/annobin/annobin.html/Test-cf-protection.html
(cherry picked from commit 899cca6)
Co-authored-by: stratakis [email protected]