alt Hacker NewsYes but at best their "solution" is equally secure, not any better.
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kstrauser • today at 6:15 AM
Would xz still have been able to alter opensshd without IFUNC?
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Yes but at best their "solution" is equally secure, not any better.
Would xz still have been able to alter opensshd without IFUNC?
They argue, and I tend to agree, that their solution is more secure.
1. It impiles some function pointers to be writable temporarily, not all of them.
2. It doesn't hide writable pointers from a cursory glance not familiar with IFUNC.