Re: And now for something completely different... etch!
On Friday 17 June 2005 22:06, Steve Langasek <firstname.lastname@example.org> wrote:
> > But if someone can change the cache of data written by prelink then why
> > couldn't they also change the program that does the md5 checks to make it
> > always return a good result?
> They can, but I've never seen a rootkit with that level of sophistication;
There have been root-kits that hide files and show the original versions to
programs that do checks. This is not really difficult to do with a kernel
> and if there was one, there's still the option of booting from read-only
> media to check (which is the only safe way to audit your system anyway).
http://www.coker.com.au/selinux/ My NSA Security Enhanced Linux packages
http://www.coker.com.au/bonnie++/ Bonnie++ hard drive benchmark
http://www.coker.com.au/postal/ Postal SMTP/POP benchmark
http://www.coker.com.au/~russell/ My home page