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BAD IFUNC
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@robertdfrench
robertdfrench committed Jul 20, 2024
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Expand Up @@ -244,6 +244,7 @@ Partial RELRO No canary found NX enabled No PIE No RPATH No RU
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## IFUNC is Probably a Bad Idea
![](memes/ifunc_change_my_mind.png)
GNU IFUNC is difficult to implement, hard to use correctly, and (as an
alleged performance tool) isn't much faster than alternatives. As we've
seen with CVE-2024-3094, it is also a very powerful tool for software
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