Check for -z,now in binary?

Mike Frysinger vapier@gentoo.org
Sat Mar 31 19:57:00 GMT 2012


On Saturday 31 March 2012 15:43:00 Jeffrey Walton wrote:
> Are there any checks available to verify the linker option -z,now
> which is used to remediate Procedure Linkage Table (PLT)
> attacks? Nothing is jumping out at me with `readelf -l`.

look for DT_BIND_NOW in the ELF's dynamic tags

(readelf -d)
-mike
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