On Thu July 9 2009, yersinia wrote:
But something one have to pay a security prize on not disabling it : it render impossible to have a centralizzated security integrity management (e.g. rfc.sf.net for example) or one have to skip from check the prelink binary. Very bad i think.
You pay a security prize if you disable prelink, because it also performs address space randomization: http://lwn.net/Articles/190139/
Btw. you can also patch the remote integrity checker to use prelink to either get a checksum of the perlinked binary or undo the prelinking before checking it.
Regards Till