#Busybox copied a new stack overflow vuln from dash ~1 month ago and still hasn't reverted it... http://git.busybox.net/busybox/commit/?id=072fc60f29ee3a4ff38f095a9ef149b2e820c8c0 …
@laurentbercot Not if the size passed to alloca is so large as to move the stack pointer into writable memory.
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@RichFelker I was thinking OOM, not segfault. You can't pull that off on 64-bit systems (assuming overcommit is limited). 32-bit, though... -
@RichFelker I'm imagining a system where stack alloc crashes when it should trap but doesn't. Is it possible? Efficient? Already a thing?
End of conversation
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